diff --git a/benchmark-specification.tex b/benchmark-specification.tex
index 16ba54edb..741e78b9c 100644
--- a/benchmark-specification.tex
+++ b/benchmark-specification.tex
@@ -100,15 +100,6 @@ \subsection{Data Schema}
 fit the needs of different types of systems, including RDF, relational DBMS and
 graph DBMS.
 
-%\begin{landscape}
-%    \begin{figure}
-%        \centering
-%        \includegraphics[width=0.9\linewidth]{figures/schema/schema.pdf}
-%        \caption{The \ldbcsnb data schema}
-%        \label{figure:schema}
-%    \end{figure}
-%\end{landscape}
-
 \begin{figure}[htbp]
 	\centering
 	\includegraphics[width=\linewidth]{figures/schema}
@@ -718,3 +709,15 @@ \subsection{Scale Factors}
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\section{Benchmark Workflow}
+\label{section:workflow}
+
+The workflow of the benchmark is shown in \autoref{figure:workflow}.
+
+\begin{figure}[htbp]
+	\centering
+	\includegraphics[width=\linewidth]{figures/workflow}
+	\caption{Benchmark workflow.}
+	\label{figure:workflow}
+\end{figure}
diff --git a/figures/snb-architecture.pdf b/figures/snb-architecture.pdf
deleted file mode 100644
index 6ee9ef189..000000000
Binary files a/figures/snb-architecture.pdf and /dev/null differ
diff --git a/figures/snb-architecture.png b/figures/snb-architecture.png
deleted file mode 100644
index 2807a941e..000000000
Binary files a/figures/snb-architecture.png and /dev/null differ
diff --git a/figures/snb-architecture.graphml b/figures/workflow.graphml
similarity index 85%
rename from figures/snb-architecture.graphml
rename to figures/workflow.graphml
index 7d70ed94c..2592ed7cc 100644
--- a/figures/snb-architecture.graphml
+++ b/figures/workflow.graphml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <graphml xmlns="http://graphml.graphdrawing.org/xmlns" xmlns:java="http://www.yworks.com/xml/yfiles-common/1.0/java" xmlns:sys="http://www.yworks.com/xml/yfiles-common/markup/primitives/2.0" xmlns:x="http://www.yworks.com/xml/yfiles-common/markup/2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:y="http://www.yworks.com/xml/graphml" xmlns:yed="http://www.yworks.com/xml/yed/3" xsi:schemaLocation="http://graphml.graphdrawing.org/xmlns http://www.yworks.com/xml/schema/graphml/1.1/ygraphml.xsd">
-  <!--Created by yEd 3.16.2.1-->
+  <!--Created by yEd 3.18.1-->
   <key attr.name="Description" attr.type="string" for="graph" id="d0"/>
   <key for="port" id="d1" yfiles.type="portgraphics"/>
   <key for="port" id="d2" yfiles.type="portgeometry"/>
@@ -13,22 +13,15 @@
   <key attr.name="description" attr.type="string" for="edge" id="d9"/>
   <key for="edge" id="d10" yfiles.type="edgegraphics"/>
   <graph edgedefault="directed" id="G">
-    <data key="d0"/>
+    <data key="d0" xml:space="preserve"/>
     <node id="n0">
-      <data key="d5"/>
       <data key="d6">
         <y:SVGNode>
           <y:Geometry height="32.27163833536679" width="29.286260036621087" x="105.54043533825975" y="23.170536687203114"/>
           <y:Fill color="#CCCCFF" transparent="false"/>
           <y:BorderStyle color="#000000" type="line" width="1.0"/>
-          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.177734375" x="-35.93524157357916" y="36.35685180286403">LDBC SNB
-task force<y:LabelModel>
-              <y:SmartNodeLabelModel distance="4.0"/>
-            </y:LabelModel>
-            <y:ModelParameter>
-              <y:SmartNodeLabelModelParameter labelRatioX="0.05134229377820654" labelRatioY="-0.5" nodeRatioX="-0.5" nodeRatioY="0.5" offsetX="0.0" offsetY="4.0852134674972405" upX="0.0" upY="-1.0"/>
-            </y:ModelParameter>
-          </y:NodeLabel>
+          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.177734375" x="-35.93524157357916" xml:space="preserve" y="36.35685180286403">LDBC SNB
+task force<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.05134229377820654" labelRatioY="-0.5" nodeRatioX="-0.5" nodeRatioY="0.5" offsetX="0.0" offsetY="4.0852134674972405" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
           <y:SVGNodeProperties usingVisualBounds="true"/>
           <y:SVGModel svgBoundsPolicy="0">
             <y:SVGContent refid="1"/>
@@ -37,20 +30,13 @@ task force<y:LabelModel>
       </data>
     </node>
     <node id="n1">
-      <data key="d5"/>
       <data key="d6">
         <y:SVGNode>
           <y:Geometry height="58.38100051879883" width="58.50005340576172" x="76.32664196911912" y="220.17761910773538"/>
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-          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="118.908203125" x="-30.20407485961914" y="62.38100051879883">System developers
-and users<y:LabelModel>
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-            </y:LabelModel>
-            <y:ModelParameter>
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-            </y:ModelParameter>
-          </y:NodeLabel>
+          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="118.908203125" x="-30.20407485961914" xml:space="preserve" y="62.38100051879883">System developers
+and users<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="-0.5" nodeRatioX="0.0" nodeRatioY="0.5" offsetX="0.0" offsetY="4.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
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@@ -59,46 +45,31 @@ and users<y:LabelModel>
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-data sets<y:LabelModel>
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-            <y:ModelParameter>
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-            </y:ModelParameter>
-          </y:NodeLabel>
+          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="92.125" x="10.9375" xml:space="preserve" y="7.111027717590332">Social network
+data sets<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
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-validation data<y:LabelModel>
-              <y:SmartNodeLabelModel distance="4.0"/>
-            </y:LabelModel>
-            <y:ModelParameter>
-              <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-            </y:ModelParameter>
-          </y:NodeLabel>
+          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="93.923828125" x="10.0380859375" xml:space="preserve" y="7.111027717590332">Reference
+validation data<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
           <y:Shape type="parallelogram"/>
         </y:ShapeNode>
       </data>
     </node>
     <node id="n4" yfiles.foldertype="group">
-      <data key="d4"/>
-      <data key="d5"/>
+      <data key="d4" xml:space="preserve"/>
       <data key="d6">
         <y:ProxyAutoBoundsNode>
           <y:Realizers active="0">
@@ -106,7 +77,7 @@ validation data<y:LabelModel>
               <y:Geometry height="103.79497210184732" width="787.4716092502383" x="201.40339074976168" y="-24.423582712809235"/>
               <y:Fill hasColor="false" transparent="false"/>
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-              <y:NodeLabel alignment="left" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="787.4716092502383" x="0.0" y="0.0">Benchmark artifacts</y:NodeLabel>
+              <y:NodeLabel alignment="left" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="787.4716092502383" x="0.0" xml:space="preserve" y="0.0">Benchmark artifacts</y:NodeLabel>
               <y:Shape type="roundrectangle"/>
               <y:State closed="false" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
               <y:Insets bottom="15" bottomF="15.0" left="15" leftF="15.0" right="15" rightF="15.0" top="15" topF="15.0"/>
@@ -116,7 +87,7 @@ validation data<y:LabelModel>
               <y:Geometry height="50.0" width="50.0" x="0.0" y="60.0"/>
               <y:Fill color="#F5F5F5" transparent="false"/>
               <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
-              <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" y="0.0">Folder 1</y:NodeLabel>
+              <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" xml:space="preserve" y="0.0">Folder 1</y:NodeLabel>
               <y:Shape type="roundrectangle"/>
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               <y:Insets bottom="5" bottomF="5.0" left="5" leftF="5.0" right="5" rightF="5.0" top="5" topF="5.0"/>
@@ -127,95 +98,60 @@ validation data<y:LabelModel>
       </data>
       <graph edgedefault="directed" id="n4:">
         <node id="n4::n0">
-          <data key="d5"/>
           <data key="d6">
             <y:ShapeNode>
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               <y:Fill color="#FFFF99" transparent="false"/>
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-              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="62.845703125" x="28.5771484375" y="14.095402717590332">DATAGEN<y:LabelModel>
-                  <y:SmartNodeLabelModel distance="4.0"/>
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-                <y:ModelParameter>
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-                </y:ModelParameter>
-              </y:NodeLabel>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="62.845703125" x="28.5771484375" xml:space="preserve" y="14.095402717590332">DATAGEN<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
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-              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="40.92578125" x="39.537109375" y="14.095402717590332">Driver<y:LabelModel>
-                  <y:SmartNodeLabelModel distance="4.0"/>
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-                </y:ModelParameter>
-              </y:NodeLabel>
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-implementation<y:LabelModel>
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-                </y:LabelModel>
-                <y:ModelParameter>
-                  <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                </y:ModelParameter>
-              </y:NodeLabel>
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+implementation<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
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-              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="79.6796875" x="17.16015625" y="7.111027717590332">Benchmark
-specification<y:LabelModel>
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-                <y:ModelParameter>
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-                </y:ModelParameter>
-              </y:NodeLabel>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="79.6796875" x="17.16015625" xml:space="preserve" y="7.111027717590332">Benchmark
+specification<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
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+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="45.90625" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="66.89453125" x="23.552734375" xml:space="preserve" y="0.12665271759033203">Generate 
 validation 
-data<y:LabelModel>
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-                <y:ModelParameter>
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             </y:ShapeNode>
           </data>
@@ -223,8 +159,7 @@ data<y:LabelModel>
       </graph>
     </node>
     <node id="n5" yfiles.foldertype="group">
-      <data key="d4"/>
-      <data key="d5"/>
+      <data key="d4" xml:space="preserve"/>
       <data key="d6">
         <y:ProxyAutoBoundsNode>
           <y:Realizers active="0">
@@ -232,7 +167,7 @@ data<y:LabelModel>
               <y:Geometry height="355.8220554351807" width="787.4716092502383" x="201.40339074976168" y="183.97429943084717"/>
               <y:Fill hasColor="false" transparent="false"/>
               <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
-              <y:NodeLabel alignment="left" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="787.4716092502383" x="0.0" y="0.0">Developer artifacts</y:NodeLabel>
+              <y:NodeLabel alignment="left" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="787.4716092502383" x="0.0" xml:space="preserve" y="0.0">Developer artifacts</y:NodeLabel>
               <y:Shape type="roundrectangle"/>
               <y:State closed="false" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
               <y:Insets bottom="15" bottomF="15.0" left="15" leftF="15.0" right="15" rightF="15.0" top="15" topF="15.0"/>
@@ -242,7 +177,7 @@ data<y:LabelModel>
               <y:Geometry height="50.0" width="50.0" x="0.0" y="60.0"/>
               <y:Fill color="#F5F5F5" transparent="false"/>
               <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
-              <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" y="0.0">Folder 2</y:NodeLabel>
+              <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" xml:space="preserve" y="0.0">Folder 2</y:NodeLabel>
               <y:Shape type="roundrectangle"/>
               <y:State closed="true" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
               <y:Insets bottom="5" bottomF="5.0" left="5" leftF="5.0" right="5" rightF="5.0" top="5" topF="5.0"/>
@@ -253,8 +188,7 @@ data<y:LabelModel>
       </data>
       <graph edgedefault="directed" id="n5:">
         <node id="n5::n0" yfiles.foldertype="group">
-          <data key="d4"/>
-          <data key="d5"/>
+          <data key="d4" xml:space="preserve"/>
           <data key="d6">
             <y:ProxyAutoBoundsNode>
               <y:Realizers active="0">
@@ -262,7 +196,7 @@ data<y:LabelModel>
                   <y:Geometry height="94.12830543518066" width="757.4716092502383" x="216.40339074976168" y="282.56804943084717"/>
                   <y:Fill hasColor="false" transparent="false"/>
                   <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
-                  <y:NodeLabel alignment="left" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="757.4716092502383" x="0.0" y="0.0">Testing</y:NodeLabel>
+                  <y:NodeLabel alignment="left" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="757.4716092502383" x="0.0" xml:space="preserve" y="0.0">Validation</y:NodeLabel>
                   <y:Shape type="roundrectangle"/>
                   <y:State closed="false" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
                   <y:Insets bottom="15" bottomF="15.0" left="15" leftF="15.0" right="15" rightF="15.0" top="15" topF="15.0"/>
@@ -272,7 +206,7 @@ data<y:LabelModel>
                   <y:Geometry height="50.0" width="50.0" x="0.0" y="60.0"/>
                   <y:Fill color="#F5F5F5" transparent="false"/>
                   <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
-                  <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" y="0.0">Folder 3</y:NodeLabel>
+                  <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" xml:space="preserve" y="0.0">Folder 3</y:NodeLabel>
                   <y:Shape type="roundrectangle"/>
                   <y:State closed="true" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
                   <y:Insets bottom="5" bottomF="5.0" left="5" leftF="5.0" right="5" rightF="5.0" top="5" topF="5.0"/>
@@ -283,78 +217,50 @@ data<y:LabelModel>
           </data>
           <graph edgedefault="directed" id="n5::n0:">
             <node id="n5::n0::n0">
-              <data key="d5"/>
               <data key="d6">
                 <y:ShapeNode>
                   <y:Geometry height="46.159555435180664" width="114.0" x="844.875" y="315.53679943084717"/>
                   <y:Fill color="#FFCC99" transparent="false"/>
                   <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="63.080078125" x="25.4599609375" y="7.111027717590332">Cross-
-validation<y:LabelModel>
-                      <y:SmartNodeLabelModel distance="4.0"/>
-                    </y:LabelModel>
-                    <y:ModelParameter>
-                      <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                    </y:ModelParameter>
-                  </y:NodeLabel>
+                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="63.080078125" x="25.4599609375" xml:space="preserve" y="7.111027717590332">Cross-
+validation<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
                   <y:Shape type="hexagon"/>
                 </y:ShapeNode>
               </data>
             </node>
             <node id="n5::n0::n1">
-              <data key="d5"/>
               <data key="d6">
                 <y:ShapeNode>
                   <y:Geometry height="46.159555435180664" width="114.0" x="696.1033476874404" y="315.53679943084717"/>
                   <y:Fill color="#C0C0C0" transparent="false"/>
                   <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="93.923828125" x="10.0380859375" y="7.111027717590332">Tool's 
-validation data<y:LabelModel>
-                      <y:SmartNodeLabelModel distance="4.0"/>
-                    </y:LabelModel>
-                    <y:ModelParameter>
-                      <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                    </y:ModelParameter>
-                  </y:NodeLabel>
+                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="93.923828125" x="10.0380859375" xml:space="preserve" y="7.111027717590332">Tool's 
+validation data<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
                   <y:Shape type="parallelogram"/>
                 </y:ShapeNode>
               </data>
             </node>
             <node id="n5::n0::n2">
-              <data key="d5"/>
               <data key="d6">
                 <y:ShapeNode>
                   <y:Geometry height="46.159555435180664" width="114.0" x="234.25" y="315.53679943084717"/>
                   <y:Fill color="#99CCFF" transparent="false"/>
                   <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="83.599609375" x="15.2001953125" y="7.111027717590332">Validation 
-configuration<y:LabelModel>
-                      <y:SmartNodeLabelModel distance="4.0"/>
-                    </y:LabelModel>
-                    <y:ModelParameter>
-                      <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                    </y:ModelParameter>
-                  </y:NodeLabel>
+                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="83.599609375" x="15.2001953125" xml:space="preserve" y="7.111027717590332">Validation 
+configuration<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
                   <y:Shape type="parallelogram"/>
                 </y:ShapeNode>
               </data>
             </node>
             <node id="n5::n0::n3">
-              <data key="d5"/>
               <data key="d6">
                 <y:ShapeNode>
                   <y:Geometry height="46.159555435180664" width="114.0" x="547.3316953748808" y="315.53679943084717"/>
                   <y:Fill color="#FFCC99" transparent="false"/>
                   <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="45.90625" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="63.859375" x="25.0703125" y="0.12665271759033203">Generate 
+                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="45.90625" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="63.859375" x="25.0703125" xml:space="preserve" y="0.12665271759033203">Generate 
 validation
-data<y:LabelModel>
-                      <y:SmartNodeLabelModel distance="4.0"/>
-                    </y:LabelModel>
-                    <y:ModelParameter>
-                      <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                    </y:ModelParameter>
-                  </y:NodeLabel>
+data<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
                   <y:Shape type="hexagon"/>
                 </y:ShapeNode>
               </data>
@@ -362,8 +268,7 @@ data<y:LabelModel>
           </graph>
         </node>
         <node id="n5::n1" yfiles.foldertype="group">
-          <data key="d4"/>
-          <data key="d5"/>
+          <data key="d4" xml:space="preserve"/>
           <data key="d6">
             <y:ProxyAutoBoundsNode>
               <y:Realizers active="0">
@@ -371,7 +276,7 @@ data<y:LabelModel>
                   <y:Geometry height="94.12830543518066" width="757.4716092502383" x="216.40339074976168" y="413.06804943084717"/>
                   <y:Fill hasColor="false" transparent="false"/>
                   <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
-                  <y:NodeLabel alignment="left" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="757.4716092502383" x="0.0" y="0.0">Benchmarking</y:NodeLabel>
+                  <y:NodeLabel alignment="left" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="757.4716092502383" x="0.0" xml:space="preserve" y="0.0">Benchmarking</y:NodeLabel>
                   <y:Shape type="roundrectangle"/>
                   <y:State closed="false" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
                   <y:Insets bottom="15" bottomF="15.0" left="15" leftF="15.0" right="15" rightF="15.0" top="15" topF="15.0"/>
@@ -381,7 +286,7 @@ data<y:LabelModel>
                   <y:Geometry height="50.0" width="50.0" x="0.0" y="60.0"/>
                   <y:Fill color="#F5F5F5" transparent="false"/>
                   <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
-                  <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" y="0.0">Folder 3</y:NodeLabel>
+                  <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" xml:space="preserve" y="0.0">Folder 3</y:NodeLabel>
                   <y:Shape type="roundrectangle"/>
                   <y:State closed="true" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
                   <y:Insets bottom="5" bottomF="5.0" left="5" leftF="5.0" right="5" rightF="5.0" top="5" topF="5.0"/>
@@ -392,77 +297,49 @@ data<y:LabelModel>
           </data>
           <graph edgedefault="directed" id="n5::n1:">
             <node id="n5::n1::n0">
-              <data key="d5"/>
               <data key="d6">
                 <y:ShapeNode>
                   <y:Geometry height="46.159555435180664" width="114.0" x="547.3316953748808" y="446.03679943084717"/>
                   <y:Fill color="#FFCC99" transparent="false"/>
                   <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="71.734375" x="21.1328125" y="7.111027717590332">Run 
-benchmark<y:LabelModel>
-                      <y:SmartNodeLabelModel distance="4.0"/>
-                    </y:LabelModel>
-                    <y:ModelParameter>
-                      <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                    </y:ModelParameter>
-                  </y:NodeLabel>
+                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="71.734375" x="21.1328125" xml:space="preserve" y="7.111027717590332">Run 
+benchmark<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
                   <y:Shape type="hexagon"/>
                 </y:ShapeNode>
               </data>
             </node>
             <node id="n5::n1::n1">
-              <data key="d5"/>
               <data key="d6">
                 <y:ShapeNode>
                   <y:Geometry height="46.159555435180664" width="114.0" x="234.25" y="446.03679943084717"/>
                   <y:Fill color="#99CCFF" transparent="false"/>
                   <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="83.599609375" x="15.2001953125" y="7.111027717590332">Benchmark 
-configuration<y:LabelModel>
-                      <y:SmartNodeLabelModel distance="4.0"/>
-                    </y:LabelModel>
-                    <y:ModelParameter>
-                      <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                    </y:ModelParameter>
-                  </y:NodeLabel>
+                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="83.599609375" x="15.2001953125" xml:space="preserve" y="7.111027717590332">Benchmark 
+configuration<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
                   <y:Shape type="parallelogram"/>
                 </y:ShapeNode>
               </data>
             </node>
             <node id="n5::n1::n2">
-              <data key="d5"/>
               <data key="d6">
                 <y:ShapeNode>
                   <y:Geometry height="46.159555435180664" width="114.0" x="696.1033476874404" y="446.03679943084717"/>
                   <y:Fill color="#C0C0C0" transparent="false"/>
                   <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="76.1640625" x="18.91796875" y="7.111027717590332">Benchmark 
-results<y:LabelModel>
-                      <y:SmartNodeLabelModel distance="4.0"/>
-                    </y:LabelModel>
-                    <y:ModelParameter>
-                      <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                    </y:ModelParameter>
-                  </y:NodeLabel>
+                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="76.1640625" x="18.91796875" xml:space="preserve" y="7.111027717590332">Benchmark 
+results<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
                   <y:Shape type="parallelogram"/>
                 </y:ShapeNode>
               </data>
             </node>
             <node id="n5::n1::n3">
-              <data key="d5"/>
               <data key="d6">
                 <y:ShapeNode>
                   <y:Geometry height="46.159555435180664" width="114.0" x="844.875" y="446.03679943084717"/>
                   <y:Fill color="#FFCC99" transparent="false"/>
                   <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="52.5859375" x="30.70703125" y="7.111027717590332">Result 
-analysis<y:LabelModel>
-                      <y:SmartNodeLabelModel distance="4.0"/>
-                    </y:LabelModel>
-                    <y:ModelParameter>
-                      <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                    </y:ModelParameter>
-                  </y:NodeLabel>
+                  <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="52.5859375" x="30.70703125" xml:space="preserve" y="7.111027717590332">Result 
+analysis<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
                   <y:Shape type="hexagon"/>
                 </y:ShapeNode>
               </data>
@@ -470,20 +347,13 @@ analysis<y:LabelModel>
           </graph>
         </node>
         <node id="n5::n2">
-          <data key="d5"/>
           <data key="d6">
             <y:ShapeNode>
               <y:Geometry height="46.159555435180664" width="120.0" x="541.3316953748808" y="216.94304943084717"/>
               <y:Fill color="#FFFF99" transparent="false"/>
               <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="99.080078125" x="10.4599609375" y="7.111027717590332">Tool 
-implementation<y:LabelModel>
-                  <y:SmartNodeLabelModel distance="4.0"/>
-                </y:LabelModel>
-                <y:ModelParameter>
-                  <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                </y:ModelParameter>
-              </y:NodeLabel>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="99.080078125" x="10.4599609375" xml:space="preserve" y="7.111027717590332">Tool 
+implementation<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
               <y:Shape type="rectangle"/>
             </y:ShapeNode>
           </data>
@@ -491,26 +361,18 @@ implementation<y:LabelModel>
       </graph>
     </node>
     <node id="n6">
-      <data key="d5"/>
       <data key="d6">
         <y:ShapeNode>
           <y:Geometry height="46.159555435180664" width="114.0" x="444.1633907497617" y="114.42022228240967"/>
           <y:Fill color="#C0C0C0" transparent="false"/>
           <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="76.427734375" x="18.7861328125" y="7.111027717590332">Substitution
-parameters<y:LabelModel>
-              <y:SmartNodeLabelModel distance="4.0"/>
-            </y:LabelModel>
-            <y:ModelParameter>
-              <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-            </y:ModelParameter>
-          </y:NodeLabel>
+          <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="76.427734375" x="18.7861328125" xml:space="preserve" y="7.111027717590332">Substitution
+parameters<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
           <y:Shape type="parallelogram"/>
         </y:ShapeNode>
       </data>
     </node>
     <node id="n7">
-      <data key="d5"/>
       <data key="d6">
         <y:SVGNode>
           <y:Geometry height="32.27163833536679" width="29.286260036621087" x="71.21594215710745" y="23.170536687203114"/>
@@ -532,8 +394,7 @@ parameters<y:LabelModel>
       </data>
     </node>
     <node id="n8" yfiles.foldertype="group">
-      <data key="d4"/>
-      <data key="d5"/>
+      <data key="d4" xml:space="preserve"/>
       <data key="d6">
         <y:ProxyAutoBoundsNode>
           <y:Realizers active="0">
@@ -551,7 +412,7 @@ parameters<y:LabelModel>
               <y:Geometry height="50.0" width="50.0" x="0.0" y="60.0"/>
               <y:Fill color="#F5F5F5" transparent="false"/>
               <y:BorderStyle color="#000000" type="dashed" width="1.0"/>
-              <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" y="0.0">Folder 5</y:NodeLabel>
+              <y:NodeLabel alignment="right" autoSizePolicy="node_width" backgroundColor="#EBEBEB" borderDistance="0.0" fontFamily="Dialog" fontSize="15" fontStyle="plain" hasLineColor="false" height="21.4609375" horizontalTextPosition="center" iconTextGap="4" modelName="internal" modelPosition="t" textColor="#000000" verticalTextPosition="bottom" visible="true" width="65.201171875" x="-7.6005859375" xml:space="preserve" y="0.0">Folder 5</y:NodeLabel>
               <y:Shape type="roundrectangle"/>
               <y:State closed="true" closedHeight="50.0" closedWidth="50.0" innerGraphDisplayEnabled="false"/>
               <y:Insets bottom="5" bottomF="5.0" left="5" leftF="5.0" right="5" rightF="5.0" top="5" topF="5.0"/>
@@ -562,75 +423,47 @@ parameters<y:LabelModel>
       </data>
       <graph edgedefault="directed" id="n8:">
         <node id="n8::n0">
-          <data key="d5"/>
           <data key="d6">
             <y:ShapeNode>
               <y:Geometry height="46.159555435180664" width="114.0" x="755.3191953748808" y="579.8930149078369"/>
               <y:Fill color="#C0C0C0" transparent="false"/>
               <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="67.662109375" x="23.1689453125" y="7.111027717590332">Generated
-data<y:LabelModel>
-                  <y:SmartNodeLabelModel distance="4.0"/>
-                </y:LabelModel>
-                <y:ModelParameter>
-                  <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                </y:ModelParameter>
-              </y:NodeLabel>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="67.662109375" x="23.1689453125" xml:space="preserve" y="7.111027717590332">Generated
+data<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
               <y:Shape type="parallelogram"/>
             </y:ShapeNode>
           </data>
         </node>
         <node id="n8::n1">
-          <data key="d5"/>
           <data key="d6">
             <y:ShapeNode>
               <y:Geometry height="46.159555435180664" width="114.0" x="618.4441953748808" y="579.8930149078369"/>
               <y:Fill color="#99CCFF" transparent="false"/>
               <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="93.23828125" x="10.380859375" y="7.111027717590332">User-specified 
-data<y:LabelModel>
-                  <y:SmartNodeLabelModel distance="4.0"/>
-                </y:LabelModel>
-                <y:ModelParameter>
-                  <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                </y:ModelParameter>
-              </y:NodeLabel>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="31.9375" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="93.23828125" x="10.380859375" xml:space="preserve" y="7.111027717590332">User-specified 
+data<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
               <y:Shape type="parallelogram"/>
             </y:ShapeNode>
           </data>
         </node>
         <node id="n8::n2">
-          <data key="d5"/>
           <data key="d6">
             <y:ShapeNode>
               <y:Geometry height="46.159555435180664" width="120.0" x="338.6941953748808" y="579.8930149078369"/>
               <y:Fill color="#FFFF99" transparent="false"/>
               <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="34.720703125" x="42.6396484375" y="14.095402717590332">Code<y:LabelModel>
-                  <y:SmartNodeLabelModel distance="4.0"/>
-                </y:LabelModel>
-                <y:ModelParameter>
-                  <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                </y:ModelParameter>
-              </y:NodeLabel>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="34.720703125" x="42.6396484375" xml:space="preserve" y="14.095402717590332">Code<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
               <y:Shape type="rectangle"/>
             </y:ShapeNode>
           </data>
         </node>
         <node id="n8::n3">
-          <data key="d5"/>
           <data key="d6">
             <y:ShapeNode>
               <y:Geometry height="46.159555435180664" width="114.0" x="481.5691953748808" y="579.8930149078369"/>
               <y:Fill color="#FFCC99" transparent="false"/>
               <y:BorderStyle color="#000000" raised="false" type="line" width="1.0"/>
-              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="49.99609375" x="32.001953125" y="14.095402717590332">Process<y:LabelModel>
-                  <y:SmartNodeLabelModel distance="4.0"/>
-                </y:LabelModel>
-                <y:ModelParameter>
-                  <y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/>
-                </y:ModelParameter>
-              </y:NodeLabel>
+              <y:NodeLabel alignment="center" autoSizePolicy="content" fontFamily="Dialog" fontSize="12" fontStyle="plain" hasBackgroundColor="false" hasLineColor="false" height="17.96875" horizontalTextPosition="center" iconTextGap="4" modelName="custom" textColor="#000000" verticalTextPosition="bottom" visible="true" width="49.99609375" x="32.001953125" xml:space="preserve" y="14.095402717590332">Process<y:LabelModel><y:SmartNodeLabelModel distance="4.0"/></y:LabelModel><y:ModelParameter><y:SmartNodeLabelModelParameter labelRatioX="0.0" labelRatioY="0.0" nodeRatioX="0.0" nodeRatioY="0.0" offsetX="0.0" offsetY="0.0" upX="0.0" upY="-1.0"/></y:ModelParameter></y:NodeLabel>
               <y:Shape type="hexagon"/>
             </y:ShapeNode>
           </data>
@@ -638,7 +471,6 @@ data<y:LabelModel>
       </graph>
     </node>
     <edge id="n4::e0" source="n4::n2" target="n4::n4">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="0.0" ty="0.0"/>
@@ -649,7 +481,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="e0" source="n4::n0" target="n2">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="0.0" ty="0.0">
@@ -663,7 +494,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="e1" source="n1" target="n5">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="-391.6188682802242" ty="-112.51720778130273"/>
@@ -674,7 +504,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="e2" source="n0" target="n4">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="-377.68654631638606" ty="11.832452516772083"/>
@@ -685,7 +514,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="n4::e1" source="n4::n3" target="n4::n0">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="0.0" ty="0.0"/>
@@ -696,7 +524,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="e3" source="n3" target="n5::n0::n0">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="0.0" ty="0.0"/>
@@ -707,7 +534,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="e4" source="n4::n0" target="n6">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="0.0" ty="0.0">
@@ -721,8 +547,7 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="e5" source="n5::n2" target="n4::n1">
-      <data key="d8"/>
-      <data key="d9"/>
+      <data key="d8" xml:space="preserve"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="0.0" ty="0.0"/>
@@ -733,8 +558,7 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="n4::e2" source="n4::n2" target="n4::n1">
-      <data key="d8"/>
-      <data key="d9"/>
+      <data key="d8" xml:space="preserve"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="0.0" ty="0.0"/>
@@ -745,7 +569,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="e6" source="n6" target="n5::n0::n3">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
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@@ -758,7 +581,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="e7" source="n2" target="n5::n0::n3">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
           <y:Path sx="0.0" sy="0.0" tx="0.0" ty="0.0">
@@ -771,7 +593,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="n5::n1::e0" source="n5::n1::n0" target="n5::n1::n2">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
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@@ -782,7 +603,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="n5::n1::e1" source="n5::n1::n1" target="n5::n1::n0">
-      <data key="d9"/>
       <data key="d10">
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@@ -793,7 +613,6 @@ data<y:LabelModel>
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     </edge>
     <edge id="n5::n1::e2" source="n5::n1::n2" target="n5::n1::n3">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
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@@ -804,7 +623,6 @@ data<y:LabelModel>
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     </edge>
     <edge id="n5::n1::e3" source="n5::n1::n3" target="n5::n1::n0">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
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@@ -818,7 +636,6 @@ data<y:LabelModel>
       </data>
     </edge>
     <edge id="n5::n0::e0" source="n5::n0::n0" target="n5::n0::n3">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
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@@ -841,7 +658,6 @@ data<y:LabelModel>
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     </edge>
     <edge id="n5::n0::e1" source="n5::n0::n1" target="n5::n0::n0">
-      <data key="d9"/>
       <data key="d10">
         <y:PolyLineEdge>
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@@ -852,7 +668,6 @@ data<y:LabelModel>
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     </edge>
     <edge id="n5::n0::e2" source="n5::n0::n3" target="n5::n0::n1">
-      <data key="d9"/>
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@@ -863,7 +678,6 @@ data<y:LabelModel>
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     </edge>
     <edge id="n5::n0::e3" source="n5::n0::n2" target="n5::n0::n3">
-      <data key="d9"/>
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@@ -874,7 +688,6 @@ data<y:LabelModel>
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     </edge>
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-      <data key="d9"/>
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@@ -887,7 +700,6 @@ data<y:LabelModel>
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-      <data key="d9"/>
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         <y:PolyLineEdge>
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@@ -900,7 +712,6 @@ data<y:LabelModel>
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     <edge id="e10" source="n4::n4" target="n3">
-      <data key="d9"/>
       <data key="d10">
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@@ -911,7 +722,6 @@ data<y:LabelModel>
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     <edge id="n4::e3" source="n4::n3" target="n4::n4">
-      <data key="d9"/>
       <data key="d10">
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@@ -927,7 +737,7 @@ data<y:LabelModel>
   </graph>
   <data key="d7">
     <y:Resources>
-      <y:Resource id="1">&lt;?xml version="1.0" encoding="utf-8"?&gt;
+      <y:Resource id="1" xml:space="preserve">&lt;?xml version="1.0" encoding="utf-8"?&gt;
 &lt;svg version="1.1" id="Ebene_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
 	 width="57px" height="63px" viewBox="0 0 57 63" enable-background="new 0 0 57 63" xml:space="preserve"&gt;
 &lt;g&gt;
@@ -1000,7 +810,7 @@ data<y:LabelModel>
 &lt;/g&gt;
 &lt;/svg&gt;
 </y:Resource>
-      <y:Resource id="2">&lt;?xml version="1.0" encoding="utf-8"?&gt;
+      <y:Resource id="2" xml:space="preserve">&lt;?xml version="1.0" encoding="utf-8"?&gt;
 &lt;svg version="1.1" id="Ebene_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
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 &lt;g&gt;
@@ -1270,7 +1080,7 @@ data<y:LabelModel>
 &lt;/g&gt;
 &lt;/svg&gt;
 </y:Resource>
-      <y:Resource id="3">&lt;?xml version="1.0" encoding="utf-8"?&gt;
+      <y:Resource id="3" xml:space="preserve">&lt;?xml version="1.0" encoding="utf-8"?&gt;
 &lt;svg version="1.1" id="Ebene_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
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diff --git a/figures/workflow.pdf b/figures/workflow.pdf
new file mode 100644
index 000000000..c212f2e16
Binary files /dev/null and b/figures/workflow.pdf differ