diff --git a/examples/scripts/sellar_problem.py b/examples/scripts/sellar_problem.py
index 91b0c2223ff0d79de22fba027d1357768b7b1181..1520bf65f5a17890318a96c4c893c6071498beca 100644
--- a/examples/scripts/sellar_problem.py
+++ b/examples/scripts/sellar_problem.py
@@ -110,7 +110,7 @@ rcg.add_equation('F1', 'x1**2+z2+y1+exp(-y2)', 'Python')
 rcg.add_equation('F1', 'x1^2+z2+y1+e^{-y2}', 'LaTeX')
 rcg.add_equation('F1', '<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>x</mi><msup><mn>1</mn><mn>2</mn></msup><mo>+</mo><mi>z</mi><mn>2</mn><mo>+</mo><mi>y</mi><mn>1</mn><mo>+</mo><msup><mi>e</mi><mrow><mo>-</mo><mi>y</mi><mn>2</mn></mrow></msup></math>', 'MathML')
 # Add some (optional) organization information
-contacts = [{'attrib': {'uID': 'ivangent'},'name': 'Imco van Gent', 'email': 'i.vangent@tudelft.nl', 'company': 'TU Delft'},
+contacts = [{'attrib': {'uID': 'ivangent'}, 'name': 'Imco van Gent', 'email': 'i.vangent@tudelft.nl', 'company': 'TU Delft'},
             {'attrib': {'uID': 'lmuller'}, 'name': 'Lukas Muller', 'email': 'l.muller@student.tudelft.nl', 'company': 'TU Delft'}]
 architects = [{'contactUID': 'ivangent'}, {'contactUID': 'lmuller'}]
 integrators = [{'contactUID': 'lmuller'}]
@@ -251,14 +251,12 @@ for mdao_definition in mdao_definitions:
                                + str(mdao_architecture) + (
                                '_' + str(convergence_type) if convergence_type else '') + '.'
 
-    # Just make sure everything is labeled (for MDF and IDF this might be not the case yet)
-    #mdg.add_equation_labels(mdg.get_function_nodes())
     # Copy mathematical functions to additional output edges (for MDF and IDF additional output edges are created)
     # TODO: This should be automated in the KADMOS method get_mdg()
-    #if mdao_architecture in ['IDF', 'MDF']:
-    #    mdg.edge['F1']['/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f']['equations'] = mdg.edge['F1']['/data_schema/analyses/f']['equations']
-    #    mdg.edge['G1']['/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1']['equations'] = mdg.edge['G1']['/data_schema/analyses/g1']['equations']
-    #    mdg.edge['G2']['/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2']['equations'] = mdg.edge['G2']['/data_schema/analyses/g2']['equations']
+    if mdao_architecture in ['IDF', 'MDF']:
+        mdg.edge['F1']['/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f']['equations'] = mdg.edge['F1']['/data_schema/analyses/f']['equations']
+        mdg.edge['G1']['/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1']['equations'] = mdg.edge['G1']['/data_schema/analyses/g1']['equations']
+        mdg.edge['G2']['/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2']['equations'] = mdg.edge['G2']['/data_schema/analyses/g2']['equations']
 
     # Create a DSM visualization of the Mdao
     mdg.create_dsm(file_name='Mdao_'+mdao_definition, include_system_vars=True, destination_folder=pdf_dir, mpg=mpg)
diff --git a/examples/scripts/sellar_problem/(X)DSM/FPG_IDF.pdf b/examples/scripts/sellar_problem/(X)DSM/FPG_IDF.pdf
index 75f4470b782275ee61d12b63e973f2a03f7032b6..679452e3b751d0e4b630571bd5a338f67b6f9578 100644
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diff --git a/examples/scripts/sellar_problem/(X)DSM/FPG_MDF-GS.pdf b/examples/scripts/sellar_problem/(X)DSM/FPG_MDF-GS.pdf
index d9129b9ac08287e0d06832e227a74e2215ddadbc..37033da75f2b9371a9cda03f247a23d787dc0d2f 100644
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diff --git a/examples/scripts/sellar_problem/(X)DSM/FPG_MDF-J.pdf b/examples/scripts/sellar_problem/(X)DSM/FPG_MDF-J.pdf
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diff --git a/examples/scripts/sellar_problem/(X)DSM/FPG_converged-DOE-GS.pdf b/examples/scripts/sellar_problem/(X)DSM/FPG_converged-DOE-GS.pdf
index 551d9b92a337f71e3aa58bd88895bcc2ca7faafd..136328adf5e01aa6d82e8f3c120dd115547dcb07 100644
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diff --git a/examples/scripts/sellar_problem/(X)DSM/FPG_converged-DOE-J.pdf b/examples/scripts/sellar_problem/(X)DSM/FPG_converged-DOE-J.pdf
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diff --git a/examples/scripts/sellar_problem/(X)DSM/FPG_converged-MDA-GS.pdf b/examples/scripts/sellar_problem/(X)DSM/FPG_converged-MDA-GS.pdf
index 59b61865dc23729a5b34878b22f928d363ba6c1a..d4cbe0bdc215fa7d1ca7a5168cdc7fd8e073e4b2 100644
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diff --git a/examples/scripts/sellar_problem/(X)DSM/FPG_unconverged-DOE-GS.pdf b/examples/scripts/sellar_problem/(X)DSM/FPG_unconverged-DOE-GS.pdf
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diff --git a/examples/scripts/sellar_problem/(X)DSM/FPG_unconverged-DOE-J.pdf b/examples/scripts/sellar_problem/(X)DSM/FPG_unconverged-DOE-J.pdf
index 50455f86070360021ca8fbdcb0c876b92769081c..2dd0ce4746b3c036775c942128f8c37e0f1210dd 100644
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diff --git a/examples/scripts/sellar_problem/(X)DSM/MDAO_IDF.pdf b/examples/scripts/sellar_problem/(X)DSM/MDAO_IDF.pdf
index 687e4aa5d7160fe589bf00975dec3c885ee90ead..d0f9d77d940efe0aa84c6b2e7a63565c90149e89 100644
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diff --git a/examples/scripts/sellar_problem/(X)DSM/MDAO_unconverged-MDA-GS.pdf b/examples/scripts/sellar_problem/(X)DSM/MDAO_unconverged-MDA-GS.pdf
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diff --git a/examples/scripts/sellar_problem/(X)DSM/MDAO_unconverged-MDA-J.pdf b/examples/scripts/sellar_problem/(X)DSM/MDAO_unconverged-MDA-J.pdf
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diff --git a/examples/scripts/sellar_problem/(X)DSM/RCG.pdf b/examples/scripts/sellar_problem/(X)DSM/RCG.pdf
index e91288ea625f73ae1297248a4e65f17386e588b2..167c54873e2521433f53478df054c88017f3c62e 100644
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diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_IDF.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_IDF.xml
index 90d659b453e9ecfbf77df3bb295384cd182a7539..c4db24da40a85b805f6ba2e6c190423bfd1d3bf6 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_IDF.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_IDF.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_MDF-GS.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_MDF-GS.xml
index 8a31b2a35441c0ca6ba4cb380d49c1b473cae73c..1c4e7a84d19c86de40cc9e53dcf7a9bd91a80831 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_MDF-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_MDF-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T23:04:44.883000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T23:04:44.883000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
@@ -124,7 +124,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/settings/c</parameterUID>
-            <equations uID="A_c72ec907_equation">
+            <equations uID="A_equation">
               <equation language="Python">a</equation>
               <equation language="LaTeX">a</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;/math&gt;</equation>
@@ -161,7 +161,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/f</parameterUID>
-            <equations uID="F1_a00f3f95_equation">
+            <equations uID="F1_equation">
               <equation language="Python">x1**2+z2+y1+exp(-y2)</equation>
               <equation language="LaTeX">x1^2+z2+y1+e^{-y2}</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;x&lt;/mi&gt;&lt;msup&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/msup&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;z&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;msup&gt;&lt;mi&gt;e&lt;/mi&gt;&lt;mrow&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/mrow&gt;&lt;/msup&gt;&lt;/math&gt;</equation>
@@ -180,7 +180,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/g2</parameterUID>
-            <equations uID="G2_375cb630_equation">
+            <equations uID="G2_equation">
               <equation language="Python">1-y2/24.0</equation>
               <equation language="LaTeX">1-y2/24.0</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;24&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;0&lt;/mn&gt;&lt;/math&gt;</equation>
@@ -199,7 +199,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/g1</parameterUID>
-            <equations uID="G1_00540584_equation">
+            <equations uID="G1_equation">
               <equation language="Python">y1/3.16-1</equation>
               <equation language="LaTeX">y1/3.16-1</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;3&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;16&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;/math&gt;</equation>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_MDF-J.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_MDF-J.xml
index eae5f04e26ebfd517c4921fac6c847166866844f..9c30934b97e0f6aafe17e90b6583e97257181c00 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_MDF-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_MDF-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_converged-DOE-GS.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_converged-DOE-GS.xml
index bb9df9e252b70b8a95f349406d6b1c0ba738c0d3..7ddaa9e3ffd0814f23715cd93c892ac12295f97f 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_converged-DOE-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_converged-DOE-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_converged-DOE-J.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_converged-DOE-J.xml
index afe17b72afd780e753f9cfddd110640f133b6fcc..f43100ee9cffd96ceb7034095509e4117b26c88b 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_converged-DOE-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_converged-DOE-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_converged-MDA-GS.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_converged-MDA-GS.xml
index 532fcffd88b0884b9f2cc01669bf6bad9a0fead9..38deb1816d774b720ae48a49d421b5b08221886f 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_converged-MDA-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_converged-MDA-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_converged-MDA-J.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_converged-MDA-J.xml
index 4de7a269b177c8a45b3d2983352663d9e4a284ed..43be772fdfb7a4ce938135654924eee9639b0b43 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_converged-MDA-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_converged-MDA-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-DOE-GS.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-DOE-GS.xml
index 888098fc123d0269350b6dafd31c62f347a75c04..175b75af98bb1dc1a7af9a9e531f4de3208870af 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-DOE-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-DOE-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-DOE-J.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-DOE-J.xml
index 5d38c9e8f4a50a7b9d821047a7f1d53c95ee793e..d520ae31a806153f1dce926284fb5b722fa189ea 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-DOE-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-DOE-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-MDA-GS.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-MDA-GS.xml
index 647ba8a23cf36081e44f04c3980a19d2fb494e49..e85d53be336151fd2e57e4dd41c9086d7e24e2bd 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-MDA-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-MDA-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-MDA-J.xml b/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-MDA-J.xml
index be499b4f97a2d5748f3f45ab4cca4ba773c9d798..992d163aa304b794f74daf1a32712ab5a9abcbb4 100644
--- a/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-MDA-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/FPG_unconverged-MDA-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>FPG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a fundamental problem graph (FPG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_IDF.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_IDF.xml
index 8d6c02520c753f74119abd06355bdd5411bae5b7..b5559219f9d087ada000359ac8b4d4317e1796b4 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_IDF.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_IDF.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
@@ -88,122 +88,164 @@
           </output>
         </outputs>
       </designCompetence>
-      <designCompetence uID="G1[main][1][1.0]">
-        <ID>G1</ID>
+      <designCompetence uID="D2[main][1][1.0]">
+        <ID>D2</ID>
         <modeID>main</modeID>
         <instanceID>1</instanceID>
         <version>1.0</version>
-        <label>G1</label>
+        <label>D2</label>
         <inputs>
           <input>
-            <parameterUID>/data_schema/analyses/y1</parameterUID>
+            <parameterUID>/data_schema/geometry/z2</parameterUID>
+          </input>
+          <input>
+            <parameterUID>/data_schema/geometry/z1</parameterUID>
+          </input>
+          <input>
+            <parameterUID>/data_schema/architectureNodes/couplingCopyVariables/data_schemaCopy/analyses/y1</parameterUID>
+          </input>
+          <input>
+            <parameterUID>/data_schema/settings/c</parameterUID>
           </input>
         </inputs>
         <outputs>
           <output>
-            <parameterUID>/data_schema/analyses/g1</parameterUID>
+            <parameterUID>/data_schema/analyses/y2</parameterUID>
           </output>
           <output>
-            <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</parameterUID>
+            <parameterUID>/data_schema/architectureNodes/finalCouplingVariables/data_schemaCopy/analyses/y2</parameterUID>
           </output>
         </outputs>
       </designCompetence>
-      <designCompetence uID="F1[main][1][1.0]">
-        <ID>F1</ID>
-        <modeID>main</modeID>
-        <instanceID>1</instanceID>
-        <version>1.0</version>
+    </designCompetences>
+    <mathematicalFunctions>
+      <mathematicalFunction uID="A">
+        <label>A</label>
+        <inputs>
+          <input>
+            <parameterUID>/data_schema/settings/a</parameterUID>
+            <equationLabel>a</equationLabel>
+          </input>
+        </inputs>
+        <outputs>
+          <output>
+            <parameterUID>/data_schema/settings/c</parameterUID>
+            <equations uID="A_equation">
+              <equation language="Python">a</equation>
+              <equation language="LaTeX">a</equation>
+              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;/math&gt;</equation>
+            </equations>
+          </output>
+        </outputs>
+      </mathematicalFunction>
+      <mathematicalFunction uID="F1">
         <label>F1</label>
         <inputs>
           <input>
             <parameterUID>/data_schema/geometry/x1</parameterUID>
+            <equationLabel>x1</equationLabel>
           </input>
           <input>
             <parameterUID>/data_schema/analyses/y1</parameterUID>
+            <equationLabel>y1</equationLabel>
+            <validRanges>
+              <limitRange>
+                <minimum>-100.0</minimum>
+                <maximum>100.0</maximum>
+              </limitRange>
+            </validRanges>
           </input>
           <input>
             <parameterUID>/data_schema/analyses/y2</parameterUID>
+            <equationLabel>y2</equationLabel>
+            <validRanges>
+              <limitRange>
+                <minimum>-100.0</minimum>
+                <maximum>100.0</maximum>
+              </limitRange>
+            </validRanges>
           </input>
           <input>
             <parameterUID>/data_schema/geometry/z2</parameterUID>
+            <equationLabel>z2</equationLabel>
+            <validRanges>
+              <limitRange>
+                <minimum>0.0</minimum>
+                <maximum>10.0</maximum>
+              </limitRange>
+            </validRanges>
           </input>
         </inputs>
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/f</parameterUID>
+            <equations uID="F1_equation">
+              <equation language="Python">x1**2+z2+y1+exp(-y2)</equation>
+              <equation language="LaTeX">x1^2+z2+y1+e^{-y2}</equation>
+              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;x&lt;/mi&gt;&lt;msup&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/msup&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;z&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;msup&gt;&lt;mi&gt;e&lt;/mi&gt;&lt;mrow&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/mrow&gt;&lt;/msup&gt;&lt;/math&gt;</equation>
+            </equations>
           </output>
           <output>
             <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f</parameterUID>
+            <equationsUID>F1_equation</equationsUID>
           </output>
         </outputs>
-      </designCompetence>
-      <designCompetence uID="G2[main][1][1.0]">
-        <ID>G2</ID>
-        <modeID>main</modeID>
-        <instanceID>1</instanceID>
-        <version>1.0</version>
+      </mathematicalFunction>
+      <mathematicalFunction uID="G2">
         <label>G2</label>
         <inputs>
           <input>
             <parameterUID>/data_schema/analyses/y2</parameterUID>
+            <equationLabel>y2</equationLabel>
+            <validRanges>
+              <limitRange>
+                <minimum>-100.0</minimum>
+                <maximum>100.0</maximum>
+              </limitRange>
+            </validRanges>
           </input>
         </inputs>
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/g2</parameterUID>
+            <equations uID="G2_equation">
+              <equation language="Python">1-y2/24.0</equation>
+              <equation language="LaTeX">1-y2/24.0</equation>
+              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;24&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;0&lt;/mn&gt;&lt;/math&gt;</equation>
+            </equations>
           </output>
           <output>
             <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</parameterUID>
+            <equationsUID>G2_equation</equationsUID>
           </output>
         </outputs>
-      </designCompetence>
-      <designCompetence uID="D2[main][1][1.0]">
-        <ID>D2</ID>
-        <modeID>main</modeID>
-        <instanceID>1</instanceID>
-        <version>1.0</version>
-        <label>D2</label>
+      </mathematicalFunction>
+      <mathematicalFunction uID="G1">
+        <label>G1</label>
         <inputs>
           <input>
-            <parameterUID>/data_schema/geometry/z2</parameterUID>
-          </input>
-          <input>
-            <parameterUID>/data_schema/geometry/z1</parameterUID>
-          </input>
-          <input>
-            <parameterUID>/data_schema/architectureNodes/couplingCopyVariables/data_schemaCopy/analyses/y1</parameterUID>
-          </input>
-          <input>
-            <parameterUID>/data_schema/settings/c</parameterUID>
+            <parameterUID>/data_schema/analyses/y1</parameterUID>
+            <equationLabel>y1</equationLabel>
+            <validRanges>
+              <limitRange>
+                <minimum>-100.0</minimum>
+                <maximum>100.0</maximum>
+              </limitRange>
+            </validRanges>
           </input>
         </inputs>
         <outputs>
           <output>
-            <parameterUID>/data_schema/analyses/y2</parameterUID>
+            <parameterUID>/data_schema/analyses/g1</parameterUID>
+            <equations uID="G1_equation">
+              <equation language="Python">y1/3.16-1</equation>
+              <equation language="LaTeX">y1/3.16-1</equation>
+              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;3&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;16&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;/math&gt;</equation>
+            </equations>
           </output>
           <output>
-            <parameterUID>/data_schema/architectureNodes/finalCouplingVariables/data_schemaCopy/analyses/y2</parameterUID>
-          </output>
-        </outputs>
-      </designCompetence>
-    </designCompetences>
-    <mathematicalFunctions>
-      <mathematicalFunction uID="A">
-        <label>A</label>
-        <inputs>
-          <input>
-            <parameterUID>/data_schema/settings/a</parameterUID>
-            <equationLabel>a</equationLabel>
-          </input>
-        </inputs>
-        <outputs>
-          <output>
-            <parameterUID>/data_schema/settings/c</parameterUID>
-            <equations uID="A_equation">
-              <equation language="Python">a</equation>
-              <equation language="LaTeX">a</equation>
-              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;/math&gt;</equation>
-            </equations>
+            <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</parameterUID>
+            <equationsUID>G1_equation</equationsUID>
           </output>
         </outputs>
       </mathematicalFunction>
@@ -248,9 +290,9 @@
         <executableBlock position="1">A</executableBlock>
         <executableBlock position="2">D1[main][1][1.0]</executableBlock>
         <executableBlock position="3">D2[main][1][1.0]</executableBlock>
-        <executableBlock position="4">F1[main][1][1.0]</executableBlock>
-        <executableBlock position="5">G1[main][1][1.0]</executableBlock>
-        <executableBlock position="6">G2[main][1][1.0]</executableBlock>
+        <executableBlock position="4">F1</executableBlock>
+        <executableBlock position="5">G1</executableBlock>
+        <executableBlock position="6">G2</executableBlock>
       </executableBlocksOrder>
       <allowUnconvergedCouplings>false</allowUnconvergedCouplings>
     </problemFormulation>
@@ -299,9 +341,9 @@
           <coupledBlock>D2[main][1][1.0]</coupledBlock>
         </coupledBlocks>
         <postCouplingBlocks>
-          <postCouplingBlock>F1[main][1][1.0]</postCouplingBlock>
-          <postCouplingBlock>G1[main][1][1.0]</postCouplingBlock>
-          <postCouplingBlock>G2[main][1][1.0]</postCouplingBlock>
+          <postCouplingBlock>F1</postCouplingBlock>
+          <postCouplingBlock>G1</postCouplingBlock>
+          <postCouplingBlock>G2</postCouplingBlock>
           <postCouplingBlock>Gc</postCouplingBlock>
         </postCouplingBlocks>
       </executableBlocks>
@@ -320,14 +362,6 @@
           <fromParameterUID>/data_schema/architectureNodes/initialGuessCouplingVariables/data_schemaCopy/analyses/y2</fromParameterUID>
           <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
         </edge>
-        <edge>
-          <fromExecutableBlockUID>G2[main][1][1.0]</fromExecutableBlockUID>
-          <toParameterUID>/data_schema/analyses/g2</toParameterUID>
-        </edge>
-        <edge>
-          <fromExecutableBlockUID>G2[main][1][1.0]</fromExecutableBlockUID>
-          <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</toParameterUID>
-        </edge>
         <edge>
           <fromParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</fromParameterUID>
           <toExecutableBlockUID>Coordinator</toExecutableBlockUID>
@@ -376,13 +410,29 @@
           <fromExecutableBlockUID>Optimizer</fromExecutableBlockUID>
           <toParameterUID>/data_schema/geometry/z1</toParameterUID>
         </edge>
+        <edge>
+          <fromExecutableBlockUID>G2</fromExecutableBlockUID>
+          <toParameterUID>/data_schema/analyses/g2</toParameterUID>
+        </edge>
+        <edge>
+          <fromExecutableBlockUID>G2</fromExecutableBlockUID>
+          <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</toParameterUID>
+        </edge>
+        <edge>
+          <fromExecutableBlockUID>G1</fromExecutableBlockUID>
+          <toParameterUID>/data_schema/analyses/g1</toParameterUID>
+        </edge>
+        <edge>
+          <fromExecutableBlockUID>G1</fromExecutableBlockUID>
+          <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</toParameterUID>
+        </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/x1</fromParameterUID>
           <toExecutableBlockUID>D1[main][1][1.0]</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/x1</fromParameterUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/architectureNodes/finalDesignVariables/data_schemaCopy/geometry/z2</fromParameterUID>
@@ -418,19 +468,19 @@
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y1</fromParameterUID>
-          <toExecutableBlockUID>G1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y1</fromParameterUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>Gc</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y1</fromParameterUID>
-          <toExecutableBlockUID>Gc</toExecutableBlockUID>
+          <toExecutableBlockUID>G1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y2</fromParameterUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y2</fromParameterUID>
@@ -438,7 +488,7 @@
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y2</fromParameterUID>
-          <toExecutableBlockUID>G2[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>G2</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f</fromParameterUID>
@@ -458,11 +508,11 @@
         </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/z2</fromParameterUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>D1[main][1][1.0]</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/z2</fromParameterUID>
-          <toExecutableBlockUID>D1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/z2</fromParameterUID>
@@ -481,11 +531,11 @@
           <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
         </edge>
         <edge>
-          <fromExecutableBlockUID>F1[main][1][1.0]</fromExecutableBlockUID>
+          <fromExecutableBlockUID>F1</fromExecutableBlockUID>
           <toParameterUID>/data_schema/analyses/f</toParameterUID>
         </edge>
         <edge>
-          <fromExecutableBlockUID>F1[main][1][1.0]</fromExecutableBlockUID>
+          <fromExecutableBlockUID>F1</fromExecutableBlockUID>
           <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f</toParameterUID>
         </edge>
         <edge>
@@ -548,14 +598,6 @@
           <fromExecutableBlockUID>Gc</fromExecutableBlockUID>
           <toParameterUID>/data_schema/architectureNodes/consistencyConstraintVariables/data_schemaCopy/analyses/gc_y2</toParameterUID>
         </edge>
-        <edge>
-          <fromExecutableBlockUID>G1[main][1][1.0]</fromExecutableBlockUID>
-          <toParameterUID>/data_schema/analyses/g1</toParameterUID>
-        </edge>
-        <edge>
-          <fromExecutableBlockUID>G1[main][1][1.0]</fromExecutableBlockUID>
-          <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</toParameterUID>
-        </edge>
       </edges>
     </dataGraph>
     <processGraph>
@@ -567,7 +609,7 @@
           <processStepNumber>2</processStepNumber>
         </edge>
         <edge>
-          <fromExecutableBlockUID>F1[main][1][1.0]</fromExecutableBlockUID>
+          <fromExecutableBlockUID>F1</fromExecutableBlockUID>
           <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
           <processStepNumber>5</processStepNumber>
         </edge>
@@ -586,44 +628,54 @@
           <toExecutableBlockUID>D2[main][1][1.0]</toExecutableBlockUID>
           <processStepNumber>3</processStepNumber>
         </edge>
+        <edge>
+          <fromExecutableBlockUID>G2</fromExecutableBlockUID>
+          <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
+          <processStepNumber>5</processStepNumber>
+        </edge>
+        <edge>
+          <fromExecutableBlockUID>G1</fromExecutableBlockUID>
+          <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
+          <processStepNumber>5</processStepNumber>
+        </edge>
         <edge>
           <fromExecutableBlockUID>D1[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>G1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>D1[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>Gc</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>D1[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>Gc</toExecutableBlockUID>
+          <toExecutableBlockUID>G2</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>D1[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>G2[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>G1</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>D2[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>G1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>D2[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>Gc</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>D2[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>Gc</toExecutableBlockUID>
+          <toExecutableBlockUID>G2</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>D2[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>G2[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>G1</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
@@ -636,16 +688,6 @@
           <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
           <processStepNumber>5</processStepNumber>
         </edge>
-        <edge>
-          <fromExecutableBlockUID>G1[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
-          <processStepNumber>5</processStepNumber>
-        </edge>
-        <edge>
-          <fromExecutableBlockUID>G2[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
-          <processStepNumber>5</processStepNumber>
-        </edge>
       </edges>
       <nodes>
         <node>
@@ -654,7 +696,7 @@
           <diagonalPosition>1</diagonalPosition>
         </node>
         <node>
-          <referenceUID>F1[main][1][1.0]</referenceUID>
+          <referenceUID>F1</referenceUID>
           <processStepNumber>4</processStepNumber>
           <diagonalPosition>5</diagonalPosition>
         </node>
@@ -664,6 +706,16 @@
           <convergerStepNumber>5</convergerStepNumber>
           <diagonalPosition>2</diagonalPosition>
         </node>
+        <node>
+          <referenceUID>G2</referenceUID>
+          <processStepNumber>4</processStepNumber>
+          <diagonalPosition>7</diagonalPosition>
+        </node>
+        <node>
+          <referenceUID>G1</referenceUID>
+          <processStepNumber>4</processStepNumber>
+          <diagonalPosition>6</diagonalPosition>
+        </node>
         <node>
           <referenceUID>D1[main][1][1.0]</referenceUID>
           <processStepNumber>3</processStepNumber>
@@ -685,16 +737,6 @@
           <processStepNumber>4</processStepNumber>
           <diagonalPosition>8</diagonalPosition>
         </node>
-        <node>
-          <referenceUID>G1[main][1][1.0]</referenceUID>
-          <processStepNumber>4</processStepNumber>
-          <diagonalPosition>6</diagonalPosition>
-        </node>
-        <node>
-          <referenceUID>G2[main][1][1.0]</referenceUID>
-          <processStepNumber>4</processStepNumber>
-          <diagonalPosition>7</diagonalPosition>
-        </node>
       </nodes>
     </processGraph>
   </workflow>
@@ -839,13 +881,13 @@
       </coupledAnalyses>
       <postCouplingAnalyses>
         <postCouplingAnalysis>
-          <relatedExecutableBlockUID>G2[main][1][1.0]</relatedExecutableBlockUID>
+          <relatedExecutableBlockUID>G2</relatedExecutableBlockUID>
         </postCouplingAnalysis>
         <postCouplingAnalysis>
-          <relatedExecutableBlockUID>F1[main][1][1.0]</relatedExecutableBlockUID>
+          <relatedExecutableBlockUID>G1</relatedExecutableBlockUID>
         </postCouplingAnalysis>
         <postCouplingAnalysis>
-          <relatedExecutableBlockUID>G1[main][1][1.0]</relatedExecutableBlockUID>
+          <relatedExecutableBlockUID>F1</relatedExecutableBlockUID>
         </postCouplingAnalysis>
       </postCouplingAnalyses>
     </executableBlocks>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_MDF-GS.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_MDF-GS.xml
index 7f4f27c8eeb168041b6b2875e06637762265158c..fa480cd357cc4e9a484bb1c8b8131ccf491b6129 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_MDF-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_MDF-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T23:04:44.883000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T23:04:44.883000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
@@ -127,7 +127,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/settings/c</parameterUID>
-            <equations uID="A_510b79fd_equation">
+            <equations uID="A_equation">
               <equation language="Python">a</equation>
               <equation language="LaTeX">a</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;/math&gt;</equation>
@@ -164,16 +164,16 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/f</parameterUID>
-            <equationsUID>F1_ce5127cc_equation</equationsUID>
-          </output>
-          <output>
-            <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f</parameterUID>
-            <equations uID="F1_ce5127cc_equation">
+            <equations uID="F1_equation">
               <equation language="Python">x1**2+z2+y1+exp(-y2)</equation>
               <equation language="LaTeX">x1^2+z2+y1+e^{-y2}</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;x&lt;/mi&gt;&lt;msup&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/msup&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;z&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;msup&gt;&lt;mi&gt;e&lt;/mi&gt;&lt;mrow&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/mrow&gt;&lt;/msup&gt;&lt;/math&gt;</equation>
             </equations>
           </output>
+          <output>
+            <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f</parameterUID>
+            <equationsUID>F1_equation</equationsUID>
+          </output>
         </outputs>
       </mathematicalFunction>
       <mathematicalFunction uID="G2">
@@ -187,7 +187,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/g2</parameterUID>
-            <equations uID="G2_e41d4688_equation">
+            <equations uID="G2_equation">
               <equation language="Python">1-y2/24.0</equation>
               <equation language="LaTeX">1-y2/24.0</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;24&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;0&lt;/mn&gt;&lt;/math&gt;</equation>
@@ -195,7 +195,7 @@
           </output>
           <output>
             <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</parameterUID>
-            <equationsUID>G2_e41d4688_equation</equationsUID>
+            <equationsUID>G2_equation</equationsUID>
           </output>
         </outputs>
       </mathematicalFunction>
@@ -210,7 +210,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/g1</parameterUID>
-            <equations uID="G1_b5a43cf2_equation">
+            <equations uID="G1_equation">
               <equation language="Python">y1/3.16-1</equation>
               <equation language="LaTeX">y1/3.16-1</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;3&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;16&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;/math&gt;</equation>
@@ -218,7 +218,7 @@
           </output>
           <output>
             <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</parameterUID>
-            <equationsUID>G1_b5a43cf2_equation</equationsUID>
+            <equationsUID>G1_equation</equationsUID>
           </output>
         </outputs>
       </mathematicalFunction>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_MDF-J.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_MDF-J.xml
index da1a6f49a9eb161eb6fff5e6f281d4093df0c737..d4d982e08f41d504448421c58b48e19b57b49067 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_MDF-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_MDF-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
@@ -88,122 +88,140 @@
           </output>
         </outputs>
       </designCompetence>
-      <designCompetence uID="G1[main][1][1.0]">
-        <ID>G1</ID>
+      <designCompetence uID="D2[main][1][1.0]">
+        <ID>D2</ID>
         <modeID>main</modeID>
         <instanceID>1</instanceID>
         <version>1.0</version>
-        <label>G1</label>
+        <label>D2</label>
         <inputs>
           <input>
-            <parameterUID>/data_schema/analyses/y1</parameterUID>
+            <parameterUID>/data_schema/geometry/z2</parameterUID>
+          </input>
+          <input>
+            <parameterUID>/data_schema/geometry/z1</parameterUID>
+          </input>
+          <input>
+            <parameterUID>/data_schema/architectureNodes/couplingCopyVariables/data_schemaCopy/analyses/y1</parameterUID>
+          </input>
+          <input>
+            <parameterUID>/data_schema/settings/c</parameterUID>
           </input>
         </inputs>
         <outputs>
           <output>
-            <parameterUID>/data_schema/analyses/g1</parameterUID>
+            <parameterUID>/data_schema/analyses/y2</parameterUID>
           </output>
           <output>
-            <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</parameterUID>
+            <parameterUID>/data_schema/architectureNodes/finalCouplingVariables/data_schemaCopy/analyses/y2</parameterUID>
           </output>
         </outputs>
       </designCompetence>
-      <designCompetence uID="F1[main][1][1.0]">
-        <ID>F1</ID>
-        <modeID>main</modeID>
-        <instanceID>1</instanceID>
-        <version>1.0</version>
+    </designCompetences>
+    <mathematicalFunctions>
+      <mathematicalFunction uID="A">
+        <label>A</label>
+        <inputs>
+          <input>
+            <parameterUID>/data_schema/settings/a</parameterUID>
+            <equationLabel>a</equationLabel>
+          </input>
+        </inputs>
+        <outputs>
+          <output>
+            <parameterUID>/data_schema/settings/c</parameterUID>
+            <equations uID="A_equation">
+              <equation language="Python">a</equation>
+              <equation language="LaTeX">a</equation>
+              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;/math&gt;</equation>
+            </equations>
+          </output>
+        </outputs>
+      </mathematicalFunction>
+      <mathematicalFunction uID="F1">
         <label>F1</label>
         <inputs>
           <input>
             <parameterUID>/data_schema/geometry/x1</parameterUID>
+            <equationLabel>x1</equationLabel>
           </input>
           <input>
             <parameterUID>/data_schema/analyses/y1</parameterUID>
+            <equationLabel>y1</equationLabel>
           </input>
           <input>
             <parameterUID>/data_schema/analyses/y2</parameterUID>
+            <equationLabel>y2</equationLabel>
           </input>
           <input>
             <parameterUID>/data_schema/geometry/z2</parameterUID>
+            <equationLabel>z2</equationLabel>
+            <validRanges>
+              <limitRange>
+                <minimum>0.0</minimum>
+                <maximum>10.0</maximum>
+              </limitRange>
+            </validRanges>
           </input>
         </inputs>
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/f</parameterUID>
+            <equations uID="F1_equation">
+              <equation language="Python">x1**2+z2+y1+exp(-y2)</equation>
+              <equation language="LaTeX">x1^2+z2+y1+e^{-y2}</equation>
+              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;x&lt;/mi&gt;&lt;msup&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/msup&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;z&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;msup&gt;&lt;mi&gt;e&lt;/mi&gt;&lt;mrow&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/mrow&gt;&lt;/msup&gt;&lt;/math&gt;</equation>
+            </equations>
           </output>
           <output>
             <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f</parameterUID>
+            <equationsUID>F1_equation</equationsUID>
           </output>
         </outputs>
-      </designCompetence>
-      <designCompetence uID="G2[main][1][1.0]">
-        <ID>G2</ID>
-        <modeID>main</modeID>
-        <instanceID>1</instanceID>
-        <version>1.0</version>
+      </mathematicalFunction>
+      <mathematicalFunction uID="G2">
         <label>G2</label>
         <inputs>
           <input>
             <parameterUID>/data_schema/analyses/y2</parameterUID>
+            <equationLabel>y2</equationLabel>
           </input>
         </inputs>
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/g2</parameterUID>
+            <equations uID="G2_equation">
+              <equation language="Python">1-y2/24.0</equation>
+              <equation language="LaTeX">1-y2/24.0</equation>
+              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;24&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;0&lt;/mn&gt;&lt;/math&gt;</equation>
+            </equations>
           </output>
           <output>
             <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</parameterUID>
+            <equationsUID>G2_equation</equationsUID>
           </output>
         </outputs>
-      </designCompetence>
-      <designCompetence uID="D2[main][1][1.0]">
-        <ID>D2</ID>
-        <modeID>main</modeID>
-        <instanceID>1</instanceID>
-        <version>1.0</version>
-        <label>D2</label>
+      </mathematicalFunction>
+      <mathematicalFunction uID="G1">
+        <label>G1</label>
         <inputs>
           <input>
-            <parameterUID>/data_schema/geometry/z2</parameterUID>
-          </input>
-          <input>
-            <parameterUID>/data_schema/geometry/z1</parameterUID>
-          </input>
-          <input>
-            <parameterUID>/data_schema/architectureNodes/couplingCopyVariables/data_schemaCopy/analyses/y1</parameterUID>
-          </input>
-          <input>
-            <parameterUID>/data_schema/settings/c</parameterUID>
+            <parameterUID>/data_schema/analyses/y1</parameterUID>
+            <equationLabel>y1</equationLabel>
           </input>
         </inputs>
         <outputs>
           <output>
-            <parameterUID>/data_schema/analyses/y2</parameterUID>
-          </output>
-          <output>
-            <parameterUID>/data_schema/architectureNodes/finalCouplingVariables/data_schemaCopy/analyses/y2</parameterUID>
+            <parameterUID>/data_schema/analyses/g1</parameterUID>
+            <equations uID="G1_equation">
+              <equation language="Python">y1/3.16-1</equation>
+              <equation language="LaTeX">y1/3.16-1</equation>
+              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;3&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;16&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;/math&gt;</equation>
+            </equations>
           </output>
-        </outputs>
-      </designCompetence>
-    </designCompetences>
-    <mathematicalFunctions>
-      <mathematicalFunction uID="A">
-        <label>A</label>
-        <inputs>
-          <input>
-            <parameterUID>/data_schema/settings/a</parameterUID>
-            <equationLabel>a</equationLabel>
-          </input>
-        </inputs>
-        <outputs>
           <output>
-            <parameterUID>/data_schema/settings/c</parameterUID>
-            <equations uID="A_equation">
-              <equation language="Python">a</equation>
-              <equation language="LaTeX">a</equation>
-              <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;/math&gt;</equation>
-            </equations>
+            <parameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</parameterUID>
+            <equationsUID>G1_equation</equationsUID>
           </output>
         </outputs>
       </mathematicalFunction>
@@ -249,9 +267,9 @@
         <executableBlock position="1">A</executableBlock>
         <executableBlock position="2">D1[main][1][1.0]</executableBlock>
         <executableBlock position="3">D2[main][1][1.0]</executableBlock>
-        <executableBlock position="4">F1[main][1][1.0]</executableBlock>
-        <executableBlock position="5">G1[main][1][1.0]</executableBlock>
-        <executableBlock position="6">G2[main][1][1.0]</executableBlock>
+        <executableBlock position="4">F1</executableBlock>
+        <executableBlock position="5">G1</executableBlock>
+        <executableBlock position="6">G2</executableBlock>
       </executableBlocksOrder>
       <allowUnconvergedCouplings>false</allowUnconvergedCouplings>
     </problemFormulation>
@@ -300,9 +318,9 @@
           <coupledBlock>D2[main][1][1.0]</coupledBlock>
         </coupledBlocks>
         <postCouplingBlocks>
-          <postCouplingBlock>F1[main][1][1.0]</postCouplingBlock>
-          <postCouplingBlock>G1[main][1][1.0]</postCouplingBlock>
-          <postCouplingBlock>G2[main][1][1.0]</postCouplingBlock>
+          <postCouplingBlock>F1</postCouplingBlock>
+          <postCouplingBlock>G1</postCouplingBlock>
+          <postCouplingBlock>G2</postCouplingBlock>
         </postCouplingBlocks>
       </executableBlocks>
     </problemRoles>
@@ -320,14 +338,6 @@
           <fromParameterUID>/data_schema/architectureNodes/initialGuessCouplingVariables/data_schemaCopy/analyses/y2</fromParameterUID>
           <toExecutableBlockUID>Converger</toExecutableBlockUID>
         </edge>
-        <edge>
-          <fromExecutableBlockUID>G2[main][1][1.0]</fromExecutableBlockUID>
-          <toParameterUID>/data_schema/analyses/g2</toParameterUID>
-        </edge>
-        <edge>
-          <fromExecutableBlockUID>G2[main][1][1.0]</fromExecutableBlockUID>
-          <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</toParameterUID>
-        </edge>
         <edge>
           <fromParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</fromParameterUID>
           <toExecutableBlockUID>Coordinator</toExecutableBlockUID>
@@ -376,13 +386,29 @@
           <fromExecutableBlockUID>Optimizer</fromExecutableBlockUID>
           <toParameterUID>/data_schema/architectureNodes/finalDesignVariables/data_schemaCopy/geometry/z1</toParameterUID>
         </edge>
+        <edge>
+          <fromExecutableBlockUID>G2</fromExecutableBlockUID>
+          <toParameterUID>/data_schema/analyses/g2</toParameterUID>
+        </edge>
+        <edge>
+          <fromExecutableBlockUID>G2</fromExecutableBlockUID>
+          <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g2</toParameterUID>
+        </edge>
+        <edge>
+          <fromExecutableBlockUID>G1</fromExecutableBlockUID>
+          <toParameterUID>/data_schema/analyses/g1</toParameterUID>
+        </edge>
+        <edge>
+          <fromExecutableBlockUID>G1</fromExecutableBlockUID>
+          <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</toParameterUID>
+        </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/x1</fromParameterUID>
           <toExecutableBlockUID>D1[main][1][1.0]</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/x1</fromParameterUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/architectureNodes/finalDesignVariables/data_schemaCopy/geometry/z2</fromParameterUID>
@@ -418,23 +444,23 @@
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y1</fromParameterUID>
-          <toExecutableBlockUID>G1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y1</fromParameterUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>Converger</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y1</fromParameterUID>
-          <toExecutableBlockUID>Converger</toExecutableBlockUID>
+          <toExecutableBlockUID>G1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y2</fromParameterUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y2</fromParameterUID>
-          <toExecutableBlockUID>G2[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>G2</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/analyses/y2</fromParameterUID>
@@ -454,11 +480,11 @@
         </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/z2</fromParameterUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>D1[main][1][1.0]</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/z2</fromParameterUID>
-          <toExecutableBlockUID>D1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
         </edge>
         <edge>
           <fromParameterUID>/data_schema/geometry/z2</fromParameterUID>
@@ -473,11 +499,11 @@
           <toExecutableBlockUID>D2[main][1][1.0]</toExecutableBlockUID>
         </edge>
         <edge>
-          <fromExecutableBlockUID>F1[main][1][1.0]</fromExecutableBlockUID>
+          <fromExecutableBlockUID>F1</fromExecutableBlockUID>
           <toParameterUID>/data_schema/analyses/f</toParameterUID>
         </edge>
         <edge>
-          <fromExecutableBlockUID>F1[main][1][1.0]</fromExecutableBlockUID>
+          <fromExecutableBlockUID>F1</fromExecutableBlockUID>
           <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/f</toParameterUID>
         </edge>
         <edge>
@@ -524,14 +550,6 @@
           <fromExecutableBlockUID>Coordinator</fromExecutableBlockUID>
           <toParameterUID>/data_schema/settings/a</toParameterUID>
         </edge>
-        <edge>
-          <fromExecutableBlockUID>G1[main][1][1.0]</fromExecutableBlockUID>
-          <toParameterUID>/data_schema/analyses/g1</toParameterUID>
-        </edge>
-        <edge>
-          <fromExecutableBlockUID>G1[main][1][1.0]</fromExecutableBlockUID>
-          <toParameterUID>/data_schema/architectureNodes/finalOutputVariables/data_schemaCopy/analyses/g1</toParameterUID>
-        </edge>
       </edges>
     </dataGraph>
     <processGraph>
@@ -543,7 +561,7 @@
           <processStepNumber>2</processStepNumber>
         </edge>
         <edge>
-          <fromExecutableBlockUID>F1[main][1][1.0]</fromExecutableBlockUID>
+          <fromExecutableBlockUID>F1</fromExecutableBlockUID>
           <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
           <processStepNumber>7</processStepNumber>
         </edge>
@@ -557,6 +575,16 @@
           <toExecutableBlockUID>Converger</toExecutableBlockUID>
           <processStepNumber>3</processStepNumber>
         </edge>
+        <edge>
+          <fromExecutableBlockUID>G2</fromExecutableBlockUID>
+          <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
+          <processStepNumber>7</processStepNumber>
+        </edge>
+        <edge>
+          <fromExecutableBlockUID>G1</fromExecutableBlockUID>
+          <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
+          <processStepNumber>7</processStepNumber>
+        </edge>
         <edge>
           <fromExecutableBlockUID>D1[main][1][1.0]</fromExecutableBlockUID>
           <toExecutableBlockUID>Converger</toExecutableBlockUID>
@@ -564,28 +592,28 @@
         </edge>
         <edge>
           <fromExecutableBlockUID>Converger</fromExecutableBlockUID>
-          <toExecutableBlockUID>F1[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>F1</toExecutableBlockUID>
           <processStepNumber>6</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>Converger</fromExecutableBlockUID>
-          <toExecutableBlockUID>G2[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>G2</toExecutableBlockUID>
           <processStepNumber>6</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>Converger</fromExecutableBlockUID>
-          <toExecutableBlockUID>D1[main][1][1.0]</toExecutableBlockUID>
-          <processStepNumber>4</processStepNumber>
+          <toExecutableBlockUID>G1</toExecutableBlockUID>
+          <processStepNumber>6</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>Converger</fromExecutableBlockUID>
-          <toExecutableBlockUID>D2[main][1][1.0]</toExecutableBlockUID>
+          <toExecutableBlockUID>D1[main][1][1.0]</toExecutableBlockUID>
           <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>Converger</fromExecutableBlockUID>
-          <toExecutableBlockUID>G1[main][1][1.0]</toExecutableBlockUID>
-          <processStepNumber>6</processStepNumber>
+          <toExecutableBlockUID>D2[main][1][1.0]</toExecutableBlockUID>
+          <processStepNumber>4</processStepNumber>
         </edge>
         <edge>
           <fromExecutableBlockUID>D2[main][1][1.0]</fromExecutableBlockUID>
@@ -597,16 +625,6 @@
           <toExecutableBlockUID>A</toExecutableBlockUID>
           <processStepNumber>1</processStepNumber>
         </edge>
-        <edge>
-          <fromExecutableBlockUID>G1[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
-          <processStepNumber>7</processStepNumber>
-        </edge>
-        <edge>
-          <fromExecutableBlockUID>G2[main][1][1.0]</fromExecutableBlockUID>
-          <toExecutableBlockUID>Optimizer</toExecutableBlockUID>
-          <processStepNumber>7</processStepNumber>
-        </edge>
       </edges>
       <nodes>
         <node>
@@ -615,7 +633,7 @@
           <diagonalPosition>1</diagonalPosition>
         </node>
         <node>
-          <referenceUID>F1[main][1][1.0]</referenceUID>
+          <referenceUID>F1</referenceUID>
           <processStepNumber>6</processStepNumber>
           <diagonalPosition>6</diagonalPosition>
         </node>
@@ -625,6 +643,16 @@
           <convergerStepNumber>7</convergerStepNumber>
           <diagonalPosition>2</diagonalPosition>
         </node>
+        <node>
+          <referenceUID>G2</referenceUID>
+          <processStepNumber>6</processStepNumber>
+          <diagonalPosition>8</diagonalPosition>
+        </node>
+        <node>
+          <referenceUID>G1</referenceUID>
+          <processStepNumber>6</processStepNumber>
+          <diagonalPosition>7</diagonalPosition>
+        </node>
         <node>
           <referenceUID>D1[main][1][1.0]</referenceUID>
           <processStepNumber>4</processStepNumber>
@@ -647,16 +675,6 @@
           <convergerStepNumber>8</convergerStepNumber>
           <diagonalPosition>0</diagonalPosition>
         </node>
-        <node>
-          <referenceUID>G1[main][1][1.0]</referenceUID>
-          <processStepNumber>6</processStepNumber>
-          <diagonalPosition>7</diagonalPosition>
-        </node>
-        <node>
-          <referenceUID>G2[main][1][1.0]</referenceUID>
-          <processStepNumber>6</processStepNumber>
-          <diagonalPosition>8</diagonalPosition>
-        </node>
       </nodes>
     </processGraph>
   </workflow>
@@ -779,13 +797,13 @@
       </coupledAnalyses>
       <postCouplingAnalyses>
         <postCouplingAnalysis>
-          <relatedExecutableBlockUID>G2[main][1][1.0]</relatedExecutableBlockUID>
+          <relatedExecutableBlockUID>G2</relatedExecutableBlockUID>
         </postCouplingAnalysis>
         <postCouplingAnalysis>
-          <relatedExecutableBlockUID>F1[main][1][1.0]</relatedExecutableBlockUID>
+          <relatedExecutableBlockUID>G1</relatedExecutableBlockUID>
         </postCouplingAnalysis>
         <postCouplingAnalysis>
-          <relatedExecutableBlockUID>G1[main][1][1.0]</relatedExecutableBlockUID>
+          <relatedExecutableBlockUID>F1</relatedExecutableBlockUID>
         </postCouplingAnalysis>
       </postCouplingAnalyses>
     </executableBlocks>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-DOE-GS.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-DOE-GS.xml
index 185a1957141e9c1c1f226374b74ba92a6f04fe28..536542777ce09c83f51d0325365c5b66d9897478 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-DOE-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-DOE-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-DOE-J.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-DOE-J.xml
index 7a025387723b6f81c2ecbcdbe3df252869fb8fb6..dd9589f10e21733b5c57705cda810bad2582ff29 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-DOE-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-DOE-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-MDA-GS.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-MDA-GS.xml
index ebe9201a787c30629cf7e0c8e7e11fdcf2af4168..fd4d02ec4745a6f9806a3aa88b32b95b98b9ff3c 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-MDA-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-MDA-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-MDA-J.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-MDA-J.xml
index b2cec07d177dc873a8a99f130cfa130a63ff4516..fc20ce5ce65d35e6b14573d10087212813595614 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-MDA-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_converged-MDA-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-DOE-GS.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-DOE-GS.xml
index 93ff3a683b4a4bcb9af08aee1a7187c71ce9b1f9..9b2a9d704b1ebaf55c5d14864b29be31628281bb 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-DOE-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-DOE-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-DOE-J.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-DOE-J.xml
index cdc395c427bc611cb93edcf6e011942b229bae9f..f40cd4b2efb48b4f6318aa5890d363898aab5de3 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-DOE-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-DOE-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-MDA-GS.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-MDA-GS.xml
index e1be4ce9d2bd599d5d493d3d9f0c08c005ac543c..017c22bfeabd01c3c55559ea6b0488fdae018230 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-MDA-GS.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-MDA-GS.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-MDA-J.xml b/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-MDA-J.xml
index bf67d51c0c28829b4f9bbcf30dcc6e635b9f9ea0..8de44f11d33eeb69540b0172abbea942e838bf0f 100644
--- a/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-MDA-J.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/Mdao_unconverged-MDA-J.xml
@@ -2,14 +2,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>Mdao CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T22:05:46.081000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a mdao data graph (MDG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T22:05:46.081000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
diff --git a/examples/scripts/sellar_problem/CMDOWS/RCG.xml b/examples/scripts/sellar_problem/CMDOWS/RCG.xml
index 207ba004f205d5fd44176cb066c36e39d9fb70af..6ca8a7e0c3fbee116030fff3eb19ba7d0181f8db 100644
--- a/examples/scripts/sellar_problem/CMDOWS/RCG.xml
+++ b/examples/scripts/sellar_problem/CMDOWS/RCG.xml
@@ -3,14 +3,14 @@
   <header>
     <creator>Imco van Gent</creator>
     <description>RCG CMDOWS file of the well-known Sellar Problem</description>
-    <timestamp>2017-08-28T23:04:44.883000</timestamp>
+    <timestamp>2017-08-29T22:59:50.438000</timestamp>
     <fileVersion>0.1</fileVersion>
     <cmdowsVersion>0.7</cmdowsVersion>
     <updates>
       <update>
         <modification>KADMOS export of a repository connectivity graph (RCG).</modification>
         <creator>Imco van Gent</creator>
-        <timestamp>2017-08-28T23:04:44.883000</timestamp>
+        <timestamp>2017-08-29T22:59:50.438000</timestamp>
         <fileVersion>0.1</fileVersion>
         <cmdowsVersion>0.7</cmdowsVersion>
       </update>
@@ -184,7 +184,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/settings/c</parameterUID>
-            <equations uID="A_f1f0726a_equation">
+            <equations uID="A_equation">
               <equation language="Python">a</equation>
               <equation language="LaTeX">a</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;a&lt;/mi&gt;&lt;/math&gt;</equation>
@@ -215,7 +215,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/f</parameterUID>
-            <equations uID="F1_fbb6b584_equation">
+            <equations uID="F1_equation">
               <equation language="Python">x1**2+z2+y1+exp(-y2)</equation>
               <equation language="LaTeX">x1^2+z2+y1+e^{-y2}</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;x&lt;/mi&gt;&lt;msup&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/msup&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;z&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;+&lt;/mo&gt;&lt;msup&gt;&lt;mi&gt;e&lt;/mi&gt;&lt;mrow&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;/mrow&gt;&lt;/msup&gt;&lt;/math&gt;</equation>
@@ -234,7 +234,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/g2</parameterUID>
-            <equations uID="G2_a19ae95e_equation">
+            <equations uID="G2_equation">
               <equation language="Python">1-y2/24.0</equation>
               <equation language="LaTeX">1-y2/24.0</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;2&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;24&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;0&lt;/mn&gt;&lt;/math&gt;</equation>
@@ -253,7 +253,7 @@
         <outputs>
           <output>
             <parameterUID>/data_schema/analyses/g1</parameterUID>
-            <equations uID="G1_6b0e4aa0_equation">
+            <equations uID="G1_equation">
               <equation language="Python">y1/3.16-1</equation>
               <equation language="LaTeX">y1/3.16-1</equation>
               <equation language="MathML">&lt;math xmlns="http://www.w3.org/1998/Math/MathML"&gt;&lt;mi&gt;y&lt;/mi&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;mo&gt;/&lt;/mo&gt;&lt;mn&gt;3&lt;/mn&gt;&lt;mo&gt;.&lt;/mo&gt;&lt;mn&gt;16&lt;/mn&gt;&lt;mo&gt;-&lt;/mo&gt;&lt;mn&gt;1&lt;/mn&gt;&lt;/math&gt;</equation>
diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_IDF.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_IDF.kdms
index 5b5c8eb0792a9e480aa3af90e372a8f743c3f816..1c649b3f4a8aaf56d59a80e553deb8d4001bc675 100644
Binary files a/examples/scripts/sellar_problem/KDMS/Mdao_IDF.kdms and b/examples/scripts/sellar_problem/KDMS/Mdao_IDF.kdms differ
diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_MDF-J.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_MDF-J.kdms
index dc104eee506494c50a4e61fef96ea91be6c30a4a..3869b886235ac128428ee15687c51652a09cbc3f 100644
Binary files a/examples/scripts/sellar_problem/KDMS/Mdao_MDF-J.kdms and b/examples/scripts/sellar_problem/KDMS/Mdao_MDF-J.kdms differ
diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_converged-DOE-GS.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_converged-DOE-GS.kdms
index 6be9f007f64ea1e416fa204f0834dbcd5747c48a..38a22dec3e58c22f141a11b02ccd217bf7cfda0e 100644
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diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_converged-DOE-J.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_converged-DOE-J.kdms
index 73b18fc729a7aff437be454464fe2b0ef7e3a6c9..9899b90bc13e9aadce62e2f0418830fee40db6fd 100644
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diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_converged-MDA-GS.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_converged-MDA-GS.kdms
index 8f777caebf4f6ebcfaec8e8f7e694b051962778a..5d9370839df054d6000802b4a28df8fd0533ae42 100644
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diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_converged-MDA-J.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_converged-MDA-J.kdms
index 8c2b2fc0bbbd461e2a4998453bb3602103c4c29d..7e1a8d8ccfc86e08e35fcbfd3b04a54325054604 100644
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diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-DOE-GS.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-DOE-GS.kdms
index 5267f9994c09c7a2250d6bdd6d576921a6feda52..fa7d3c8e6ac0e10ed60d4325acacffcf1d579181 100644
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diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-DOE-J.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-DOE-J.kdms
index e28c25c1639c47e0b54873cc47f604a865d6096a..96ac2603082d7b2dd65fb686ab4afe0adc780c3f 100644
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diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-MDA-GS.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-MDA-GS.kdms
index 02961b650a5ff02b337aa0125f06c79e78482d0e..d062d5b85f4d48201c8c63febb992f643c5e166f 100644
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diff --git a/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-MDA-J.kdms b/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-MDA-J.kdms
index c5a32eb07e54a7b7af1adc2e7e7cd37ff7aaa871..b76d2cdbd862e1ee2966ab7c5933bd586b4f587f 100644
Binary files a/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-MDA-J.kdms and b/examples/scripts/sellar_problem/KDMS/Mdao_unconverged-MDA-J.kdms differ
diff --git a/examples/scripts/sellar_problem/VISTOMS/VISTOMS.html b/examples/scripts/sellar_problem/VISTOMS/VISTOMS.html
index 9ab57bdcf7b5a9fec330dd6d97dbaa8c4bd2fe61..ab411141e45aec203fa864dbd56b361642bf32bd 100644
--- a/examples/scripts/sellar_problem/VISTOMS/VISTOMS.html
+++ b/examples/scripts/sellar_problem/VISTOMS/VISTOMS.html
@@ -1873,7 +1873,7 @@ th, td {
 			}
 			
 			//@Imco: Here is the sellar problem example data
-			theData = {"graphs": [{"description": "Repository graph of tools where a subset can be used to solve the Sellar problem", "xdsm": {"nodes": [{"metadata": [{"name": "Coordinator"}, {"description": "Action block providing system inputs and collecting outputs."}, {"creator": "Imco van Gent"}], "type": "coordinator", "id": "id_Coordinator", "name": "Coordinator"}, {"metadata": [{"name": "A"}], "type": "rcganalysis", "id": "id_A", "name": "A"}, {"metadata": [{"name": "D1"}], "type": "rcganalysis", "id": "id_D1", "name": "D1"}, {"metadata": [{"name": "D2"}], "type": "rcganalysis", "id": "id_D2", "name": "D2"}, {"metadata": [{"name": "D3"}], "type": "rcganalysis", "id": "id_D3", "name": "D3"}, {"metadata": [{"name": "F1"}], "type": "rcganalysis", "id": "id_F1", "name": "F1"}, {"metadata": [{"name": "F2"}, {"performance_info": {"run_time": 1.5, "precision": 20, "fidelity_level": 2}}, {"general_info": {"description": "dummy function that is not part of the original Sellar problem"}}], "type": "rcganalysis", "id": "id_F2", "name": "F2"}, {"metadata": [{"name": "G1"}], "type": "rcganalysis", "id": "id_G1", "name": "G1"}, {"metadata": [{"name": "G2"}], "type": "rcganalysis", "id": "id_G2", "name": "G2"}], "edges": [{"to": "id_A", "from": "id_Coordinator", "name": "/data_schema/settings/a", "short_name": "1 inputs"}, {"to": "id_F1", "from": "id_D2", "name": "/data_schema/analyses/y2", "short_name": "1 couplings"}, {"to": "id_F1", "from": "id_D3", "name": "/data_schema/geometry/x1,/data_schema/geometry/z2", "short_name": "2 couplings"}, {"to": "id_F1", "from": "id_D1", "name": "/data_schema/analyses/y1", "short_name": "1 couplings"}, {"to": "id_F2", "from": "id_D3", "name": "/data_schema/geometry/x1,/data_schema/geometry/z2,/data_schema/geometry/z1", "short_name": "3 couplings"}, {"to": "id_G2", "from": "id_D2", "name": "/data_schema/analyses/y2", "short_name": "1 couplings"}, {"to": "id_G1", "from": "id_D1", "name": "/data_schema/analyses/y1", "short_name": "1 couplings"}, {"to": "id_Coordinator", "from": "id_F1", "name": "/data_schema/analyses/f", "short_name": "1 outputs"}, {"to": "id_Coordinator", "from": "id_F2", "name": "/data_schema/analyses/f", "short_name": "1 outputs"}, {"to": "id_Coordinator", "from": "id_G2", "name": "/data_schema/analyses/g2", "short_name": "1 outputs"}, {"to": "id_Coordinator", "from": "id_G1", "name": "/data_schema/analyses/g1", "short_name": "1 outputs"}, {"to": "id_D2", "from": "id_A", "name": "/data_schema/settings/c", "short_name": "1 couplings"}, {"to": "id_D2", "from": "id_D3", "name": "/data_schema/geometry/z2,/data_schema/geometry/z1", "short_name": "2 couplings"}, {"to": "id_D2", "from": "id_D1", "name": "/data_schema/analyses/y1", "short_name": "1 couplings"}, {"to": "id_D3", "from": "id_D2", "name": "/data_schema/analyses/y2", "short_name": "1 couplings"}, {"to": "id_D3", "from": "id_D1", "name": "/data_schema/analyses/y1", "short_name": "1 couplings"}, {"to": "id_D1", "from": "id_A", "name": "/data_schema/settings/c", "short_name": "1 couplings"}, {"to": "id_D1", "from": "id_D2", "name": "/data_schema/analyses/y2", "short_name": "1 couplings"}, {"to": "id_D1", "from": "id_D3", "name": "/data_schema/geometry/x1,/data_schema/geometry/z2,/data_schema/geometry/z1", "short_name": "3 couplings"}], "workflow": []}, "edgeBundles": [{"input": ["Coordinator"], "pipeline_data": {"Coordinator": ["/data_schema/settings/a"]}, "name": "A"}, {"input": ["D2", "D3", "D1"], "pipeline_data": {"D2": ["/data_schema/analyses/y2"], "D3": ["/data_schema/geometry/x1", "/data_schema/geometry/z2"], "D1": ["/data_schema/analyses/y1"]}, "name": "F1"}, {"input": ["D3"], "pipeline_data": {"D3": ["/data_schema/geometry/x1", "/data_schema/geometry/z2", "/data_schema/geometry/z1"]}, "name": "F2"}, {"input": ["D2"], "pipeline_data": {"D2": ["/data_schema/analyses/y2"]}, "name": "G2"}, {"input": ["D1"], "pipeline_data": {"D1": ["/data_schema/analyses/y1"]}, "name": "G1"}, {"input": ["F1", "F2", "G2", "G1"], "pipeline_data": {"F1": ["/data_schema/analyses/f"], "F2": ["/data_schema/analyses/f"], "G2": ["/data_schema/analyses/g2"], "G1": ["/data_schema/analyses/g1"]}, "name": "Coordinator"}, {"input": ["A", "D3", "D1"], "pipeline_data": {"A": ["/data_schema/settings/c"], "D3": ["/data_schema/geometry/z2", "/data_schema/geometry/z1"], "D1": ["/data_schema/analyses/y1"]}, "name": "D2"}, {"input": ["D2", "D1"], "pipeline_data": {"D2": ["/data_schema/analyses/y2"], "D1": ["/data_schema/analyses/y1"]}, "name": "D3"}, {"input": ["A", "D2", "D3"], "pipeline_data": {"A": ["/data_schema/settings/c"], "D2": ["/data_schema/analyses/y2"], "D3": ["/data_schema/geometry/x1", "/data_schema/geometry/z2", "/data_schema/geometry/z1"]}, "name": "D1"}], "organization": {"organigram": {"integrators": [{"contactUID": "lmuller"}], "architects": [{"contactUID": "ivangent"}, {"contactUID": "lmuller"}]}, "contacts": [{"attrib": {"uID": "ivangent"}, "company": "TU Delft", "email": "i.vangent@tudelft.nl", "name": "Imco van Gent"}, {"attrib": {"uID": "lmuller"}, "company": "TU Delft", "email": "l.muller@student.tudelft.nl", "name": "Lukas Muller"}]}, "variableSchemes": {"catschema_sysLev": {"name": "systemVariables", "children": [{"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 4}, {"type": "variable", "name": "y2", "level": 4}], "name": "analyses"}, {"level": 3, "type": "variable", "children": [{"type": "variable", "name": "x1", "level": 4}, {"type": "variable", "name": "z2", "level": 4}, {"type": "variable", "name": "z1", "level": 4}], "name": "geometry"}, {"level": 3, "type": "variable", "children": [{"type": "variable", "name": "c", "level": 4}], "name": "settings"}], "name": "data_schema"}], "name": "couplings"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"type": "variable", "name": "f", "level": 4}, {"type": "variable", "name": "g2", "level": 4}, {"type": "variable", "name": "g1", "level": 4}], "name": "analyses"}], "name": "data_schema"}], "name": "outputs"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"type": "variable", "name": "a", "level": 4}], "name": "settings"}], "name": "data_schema"}], "name": "inputs"}]}, "catschema_nodeLev": {"name": "variables", "children": [{"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 4}, {"type": "variable", "name": "y2", "level": 4}], "name": "analyses"}, {"level": 3, "type": "variable", "children": [{"type": "variable", "name": "x1", "level": 4}, {"type": "variable", "name": "z2", "level": 4}, {"type": "variable", "name": "z1", "level": 4}], "name": "geometry"}, {"level": 3, "type": "variable", "children": [{"type": "variable", "name": "c", "level": 4}], "name": "settings"}], "name": "data_schema"}], "name": "sharedCoupling"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"type": "variable", "name": "f", "level": 4}], "name": "analyses"}], "name": "data_schema"}], "name": "collision"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"type": "variable", "name": "a", "level": 4}], "name": "settings"}], "name": "data_schema"}], "name": "suppliedInput"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"type": "variable", "name": "g2", "level": 4}, {"type": "variable", "name": "g1", "level": 4}], "name": "analyses"}], "name": "data_schema"}], "name": "output"}]}, "catschema_roleLev": {"name": "variables", "children": [{"type": "variable", "name": "architectureRoles", "level": 1}, {"type": "variable", "name": "problemRoles", "level": 1}]}, "catschema_funLev": {"name": "functions", "children": [{"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "a", "level": 5}], "name": "settings"}], "name": "data_schema"}], "name": "inputs"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "c", "level": 5}], "name": "settings"}], "name": "data_schema"}], "name": "outputs"}], "name": "A"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 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"variable", "children": [{"type": "variable", "name": "z1", "level": 8}, {"type": "variable", "name": "z2", "level": 8}], "name": "geometry"}], "name": "data_schemaCopy"}], "name": "initialGuessDesignVariables"}], "name": "architectureNodes"}, {"level": 4, "type": "variable", "children": [{"type": "variable", "name": "g2", "level": 5}, {"type": "variable", "name": "g1", "level": 5}, {"type": "variable", "name": "f", "level": 5}], "name": "analyses"}], "name": "data_schema"}], "name": "inputs"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 8}, {"type": "variable", "name": "y2", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "couplingCopyVariables"}, {"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "z2", "level": 8}, {"type": "variable", "name": "z1", "level": 8}], "name": "geometry"}], "name": "data_schemaCopy"}], "name": "finalDesignVariables"}], "name": "architectureNodes"}, {"level": 4, "type": "variable", "children": [{"type": "variable", "name": "z2", "level": 5}, {"type": "variable", "name": "z1", "level": 5}], "name": "geometry"}], "name": "data_schema"}], "name": "outputs"}], "name": "Optimizer"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "y2", "level": 5}], "name": "analyses"}], "name": "data_schema"}], "name": "inputs"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "g2", "level": 5}], "name": "analyses"}, {"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "g2", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "finalOutputVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "outputs"}], "name": "G2"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 5}], "name": "analyses"}], "name": "data_schema"}], "name": "inputs"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "g1", "level": 5}], "name": "analyses"}, {"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "g1", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "finalOutputVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "outputs"}], "name": "G1"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "f", "level": 8}, {"type": "variable", "name": "g1", "level": 8}, {"type": "variable", "name": "g2", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "finalOutputVariables"}, {"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "z2", "level": 8}, {"type": "variable", "name": "z1", "level": 8}], "name": "geometry"}], "name": "data_schemaCopy"}], "name": "finalDesignVariables"}, {"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "y2", "level": 8}, {"type": "variable", "name": "y1", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "finalCouplingVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "inputs"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 8}, {"type": "variable", "name": "y2", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "initialGuessCouplingVariables"}, {"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "z1", "level": 8}, {"type": "variable", "name": "z2", "level": 8}], "name": "geometry"}], "name": "data_schemaCopy"}], "name": "initialGuessDesignVariables"}], "name": "architectureNodes"}, {"level": 4, "type": "variable", "children": [{"type": "variable", "name": "x1", "level": 5}], "name": "geometry"}, {"level": 4, "type": "variable", "children": [{"type": "variable", "name": "a", "level": 5}], "name": "settings"}], "name": "data_schema"}], "name": "outputs"}], "name": "Coordinator"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 5}, {"type": "variable", "name": "y2", "level": 5}], "name": "analyses"}, {"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 8}, {"type": "variable", "name": "y2", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "couplingCopyVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "inputs"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "gc_y1", "level": 8}, {"type": "variable", "name": "gc_y2", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "consistencyConstraintVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "outputs"}], "name": "Gc"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "c", "level": 5}], "name": "settings"}, {"level": 4, "type": "variable", "children": [{"type": "variable", "name": "z2", "level": 5}, {"type": "variable", "name": "z1", "level": 5}], "name": "geometry"}, {"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "couplingCopyVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "inputs"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "y2", "level": 5}], "name": "analyses"}, {"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "y2", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "finalCouplingVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "outputs"}], "name": "D2"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "x1", "level": 5}, {"type": "variable", "name": "z2", "level": 5}, {"type": "variable", "name": "z1", "level": 5}], "name": "geometry"}, {"level": 4, "type": "variable", "children": [{"type": "variable", "name": "c", "level": 5}], "name": "settings"}, {"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "y2", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "couplingCopyVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "inputs"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 5}], "name": "analyses"}, {"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "children": [{"level": 6, "type": "variable", "children": [{"level": 7, "type": "variable", "children": [{"type": "variable", "name": "y1", "level": 8}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "finalCouplingVariables"}], "name": "architectureNodes"}], "name": "data_schema"}], "name": "outputs"}], "name": "D1"}]}, "schema": {"name": "data_schema", "children": [{"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "name": "y1", "value": "unknown", "dimension": null}, {"level": 5, "type": "variable", "name": "y2", "value": "unknown", "dimension": null}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "initialGuessCouplingVariables"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "name": "g1", "value": "unknown", "dimension": null}, {"level": 5, "type": "variable", "name": "g2", "value": "unknown", "dimension": null}, {"level": 5, "type": "variable", "name": "f", "value": "unknown", "dimension": null}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "finalOutputVariables"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "name": "z2", "value": "unknown", "dimension": null}, {"level": 5, "type": "variable", "name": "z1", "value": "unknown", "dimension": null}], "name": "geometry"}], "name": "data_schemaCopy"}], "name": "finalDesignVariables"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "name": "y2", "value": "unknown", "dimension": null}, {"level": 5, "type": "variable", "name": "y1", "value": "unknown", "dimension": null}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "finalCouplingVariables"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "name": "gc_y1", "value": "unknown", "dimension": null}, {"level": 5, "type": "variable", "name": "gc_y2", "value": "unknown", "dimension": null}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "consistencyConstraintVariables"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "name": "z1", "value": "unknown", "dimension": null}, {"level": 5, "type": "variable", "name": "z2", "value": "unknown", "dimension": null}], "name": "geometry"}], "name": "data_schemaCopy"}], "name": "initialGuessDesignVariables"}, {"level": 2, "type": "variable", "children": [{"level": 3, "type": "variable", "children": [{"level": 4, "type": "variable", "children": [{"level": 5, "type": "variable", "name": "y1", "value": "unknown", "dimension": null}, {"level": 5, "type": "variable", "name": "y2", "value": "unknown", "dimension": null}], "name": "analyses"}], "name": "data_schemaCopy"}], "name": "couplingCopyVariables"}], "name": "architectureNodes"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "name": "g2", "value": "unknown", "dimension": null}, {"level": 2, "type": "variable", "name": "g1", "value": "unknown", "dimension": null}, {"level": 2, "type": "variable", "name": "y1", "value": "unknown", "dimension": null}, {"level": 2, "type": "variable", "name": "y2", "value": "unknown", "dimension": null}, {"level": 2, "type": "variable", "name": "f", "value": "unknown", "dimension": null}], "name": "analyses"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "name": "x1", "value": "unknown", "dimension": null}, {"level": 2, "type": "variable", "name": "z2", "value": "unknown", "dimension": null}, {"level": 2, "type": "variable", "name": "z1", "value": "unknown", "dimension": null}], "name": "geometry"}, {"level": 1, "type": "variable", "children": [{"level": 2, "type": "variable", "name": "c", "value": "unknown", "dimension": null}, {"level": 2, "type": "variable", "name": "a", "value": "unknown", "dimension": null}], "name": "settings"}]}}, "id": "23", "name": "Sellar problem graph - IDF - Mdao"}], "categories": [{"name": "schema", "description": "schema"}, {"name": "catschema_nodeLev", "description": "node levels"}, {"name": "catschema_funLev", "description": "function levels"}, {"name": "catschema_roleLev", "description": "role levels"}, {"name": "catschema_sysLev", "description": "system levels"}]}
 			function loadAllData(data)
 			{
 				makeKadmosMenu(data);
diff --git a/kadmos/graph/graph_data.py b/kadmos/graph/graph_data.py
index 57c5344ac4c3443f1a5f49fead3cab3a3aa2ba8a..a51ecd88969e8d42156dd3daf55ef5099feeed80 100644
--- a/kadmos/graph/graph_data.py
+++ b/kadmos/graph/graph_data.py
@@ -171,18 +171,17 @@ class DataGraph(KadmosGraph):
                         cmdows_suffix = '__' + re.findall(r'(?<=__).*?(?=__)', cmdows_variable.get('uID'))[0] + '__'
                         # Add problem role
                         self.node[cmdows_parameter_uid]['problem_role'] = self.CMDOWS_ROLES_DICT_INV[cmdows_suffix]
+                        # TODO: Find a more elegant way to handle samples and parameterUID
                         for attribute in cmdows_variable.getchildren():
-                            if attribute.tag != 'parameterUID' and attribute.tag != 'samples':
-                                # Add other attributes
-                                self.node[cmdows_parameter_uid].update(cmdows.finddict(attribute,
-                                                                                       camel_case_conversion=True))
-                            elif attribute.tag == 'samples':
+                            if attribute.tag == 'samples':
                                 cmdows_samples = attribute.findall('sample')
                                 cmdows_sample_data = [None] * len(list(cmdows_samples))
-                                for cmdows_samp in cmdows_samples:
-                                    cmdows_sample_data[int(cmdows_samp.get('position')) - 1] = float(cmdows_samp.text)
-                                self.node[cmdows_parameter_uid][
-                                    self.CMDOWS_ATTRIBUTE_DICT_INV[attribute.tag]] = cmdows_sample_data
+                                for cmdows_sample in cmdows_samples:
+                                    cmdows_sample_data[int(cmdows_sample.get('position')) - 1] = float(cmdows_sample.text)
+                                self.node[cmdows_parameter_uid]['samples'] = cmdows_sample_data
+                                cmdows_variable.remove(attribute)
+                        self.node[cmdows_parameter_uid].update(cmdows.finddict(cmdows_variable, camel_case_conversion=True))
+                        del self.node[cmdows_parameter_uid]['parameter_ui_d']
 
         self.graph['problem_formulation'] = graph_problem_form
 
diff --git a/kadmos/graph/graph_kadmos.py b/kadmos/graph/graph_kadmos.py
index 7726d3e56b04144832882822c30d93d7c3636004..aaf94880704666f4c64eed0a440a7c1ab3d4f204 100644
--- a/kadmos/graph/graph_kadmos.py
+++ b/kadmos/graph/graph_kadmos.py
@@ -566,7 +566,7 @@ class KadmosGraph(nx.DiGraph, EquationMixin, VistomsMixin):
         test = (graph.find_all_nodes(category='variable', subcategory='all problematic variables') or
                 graph.find_all_nodes(category='function', subcategory='independent'))
         if test:
-            logger.warning('There are still problematic variables in the graph used to create the (X)DSM.')
+            logger.info('There are still problematic variables in the graph used to create the (X)DSM.')
 
         # Initialize (X)DSM
         dsm = XDSM()
diff --git a/kadmos/graph/mixin_equation.py b/kadmos/graph/mixin_equation.py
index 113e2e337dd8d9cf8de2d180d29615423949e515..dd21a03092e0e4a6f08b7c6fb1b705cd6bf6f800 100644
--- a/kadmos/graph/mixin_equation.py
+++ b/kadmos/graph/mixin_equation.py
@@ -1,9 +1,9 @@
 # Imports
 import math
-import uuid
 import logging
 
 from ..utilities.xml import Element
+from ..utilities.general import get_uid
 
 
 # Settings for the logger
@@ -178,6 +178,8 @@ class EquationMixin(object):
 
         # Create mathematicalFunctions
         cmdows_math_funcs = Element('mathematicalFunctions')
+        cmdows_added_equations = dict()
+
         for graph_math_func in graph_math_funcs:
 
             # Create mathematicalFunctions/mathematicalFunction
@@ -202,9 +204,18 @@ class EquationMixin(object):
                 cmdows_output.add('parameterUID', graph_output[1])
                 graph_equations = graph_output[2].get('equations')
                 if graph_equations:
-                    cmdows_equations = cmdows_output.add('equations', uID=graph_math_func + '_' + str(uuid.uuid4())[:8] + '_equation')
-                    for graph_equation_language, graph_equation in graph_equations.iteritems():
-                        cmdows_equations.add('equation', graph_equation, language=graph_equation_language)
+                    if graph_equations not in cmdows_added_equations.values():
+                        uid = get_uid(graph_math_func + '_equation', cmdows_added_equations.keys())
+                        cmdows_added_equations[uid] = graph_equations
+                        cmdows_equations = cmdows_output.add('equations', uID=uid)
+                        for graph_equation_language, graph_equation in graph_equations.iteritems():
+                            cmdows_equations.add('equation', graph_equation, language=graph_equation_language)
+                    else:
+                        for uid, equations in cmdows_added_equations.iteritems():
+                            if equations == graph_equations:
+                                break
+                        # noinspection PyUnboundLocalVariable
+                        cmdows_output.add('equationsUID', uid)
 
         return cmdows_math_funcs
 
diff --git a/kadmos/utilities/general.py b/kadmos/utilities/general.py
index c92482e90fdd7e81b6d7ad1a927a11cac7feec64..98047779029257d7f44b7ba658f1f60aefc3e8f6 100644
--- a/kadmos/utilities/general.py
+++ b/kadmos/utilities/general.py
@@ -65,6 +65,30 @@ def hex_to_rgb(value):
     return tuple(int(value[i:i + lv // 3], 16) for i in range(0, lv, lv // 3))
 
 
+def get_uid(preference, uids):
+    """
+    Simple function to determine a valid uid which is not part of the uids list
+
+    :param preference: preferred name for the uid
+    :type preference: str
+    :param uids: list of existing uids
+    :type uids: list
+    :return: a valid uid which
+    :rtype: str
+    """
+
+    if preference not in uids:
+        uid = preference
+    else:
+        i = 1
+        uid = preference + '_' + str(i)
+        while uid in uids:
+            i += 1
+            uid = preference + '_' + str(i)
+
+    return uid
+
+
 def get_mdao_setup(mdao_setup):
     """
     Simple function to specify the MDAO architecture and convergence type based on a single string.
@@ -74,6 +98,7 @@ def get_mdao_setup(mdao_setup):
     :return: mdo_architecture, mda_type, allow_unconverged_couplings
     :rtype: str
     """
+
     mdao_defintions = ['unconverged-MDA',  # 0
                        'unconverged-MDA-GS',  # 1
                        'unconverged-MDA-J',  # 2
diff --git a/kadmos/utilities/xml.py b/kadmos/utilities/xml.py
index bf0485bd6abc4418edbc492590b4f796bf1c95d7..dd648f772bebb801c41447c0b350e484f53f3d08 100644
--- a/kadmos/utilities/xml.py
+++ b/kadmos/utilities/xml.py
@@ -353,7 +353,7 @@ class ExtendedElement(etree.ElementBase):
         # Check if a path or element is provided
         if type(path_or_element) == str:
             elements = self.find(path_or_element, namespaces)
-            if elements == None:
+            if elements is None:
                 elements = []
         else:
             elements = list(path_or_element)
@@ -373,11 +373,7 @@ class ExtendedElement(etree.ElementBase):
             for element in elements:
                 # Values
                 if element.text is not None:
-                    if element.text.strip():
-                        try:
-                            value = ast.literal_eval(element.text)
-                        except (SyntaxError, ValueError):
-                            value = element.text.strip()
+                    value = element.findasttext()
                 else:
                     value = element.finddict(element, namespaces, ordered, camel_case_conversion)
                 # Attributes