diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e346415..c105b60 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,6 +20,8 @@ jobs:
         run: mvn help:evaluate -Dexpression=major.minor.version -q -DforceStdout > version.log
       - shell: bash
         run: mvn help:evaluate -Dexpression=project.artifactId -q -DforceStdout > artifactid.log
+      - name: Set env version
+        run: echo "MM_VERSION=$(cat version.log)" >> $GITHUB_ENV
       - name: Set env version
         run: echo "RELEASE_VERSION=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)" >> $GITHUB_ENV
       - name: Set env name
@@ -38,8 +40,8 @@ jobs:
         uses: peaceiris/actions-gh-pages@v3
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./site
-          destination_dir: ./
+          publish_dir: ./site/${{ env.MM_VERSION }}
+          destination_dir: ./${{ env.MM_VERSION }}
       - run: mvn package -Dmaven.test.skip=true
       - name: Create Release
         id: create_release
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd8207b..a230bac 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,15 @@
+# CHANGELOG version 2.0.1
+
+## General Changes
+
+## Added Features
+
+## Removed Features
+
+## Issues fixed
+
+* Concept creator threw error if domain/range of property is complex expression fixed.
+
 # CHANGELOG version 2.0.0
 
 ## General Changes 
diff --git a/docs/Getting-Started/index.md b/docs/Getting-Started/index.md
index 5364e93..9151f4e 100644
--- a/docs/Getting-Started/index.md
+++ b/docs/Getting-Started/index.md
@@ -15,6 +15,6 @@ sudo apt-get install java
 To download LPBenchGen get the latest release [here](https://github.com/dice-group/LPBenchGen/releases/latest).
 
 ```bash
-wget https://github.com/dice-group/LPBenchGen/releases/{{ release_version }}/lpbenchgen-{{ version }}.jar
+wget https://github.com/dice-group/LPBenchGen/releases/download/v{{ release_version }}/lpbenchgen-{{ release_version }}.jar
 ```
 
diff --git a/pom.xml b/pom.xml
index de27f9a..d7af636 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
         <major.minor.version>${major.version}.${minor.version}</major.minor.version>
         <major.version>2</major.version>
         <minor.version>0</minor.version>
-        <build.version>0</build.version>
+        <build.version>1</build.version>
         <maven.compiler.source>11</maven.compiler.source>
         <maven.compiler.target>11</maven.compiler.target>
         <log4j.version>2.13.3</log4j.version>
diff --git a/src/main/java/org/dice_group/lpbenchgen/dl/creator/OWLTBoxPositiveCreator.java b/src/main/java/org/dice_group/lpbenchgen/dl/creator/OWLTBoxPositiveCreator.java
index 6429408..b8325a3 100644
--- a/src/main/java/org/dice_group/lpbenchgen/dl/creator/OWLTBoxPositiveCreator.java
+++ b/src/main/java/org/dice_group/lpbenchgen/dl/creator/OWLTBoxPositiveCreator.java
@@ -1,6 +1,7 @@
 package org.dice_group.lpbenchgen.dl.creator;
 
 import com.google.common.collect.Lists;
+import com.google.common.collect.Sets;
 import org.dice_group.lpbenchgen.config.Configuration;
 import org.dice_group.lpbenchgen.config.PosNegExample;
 import org.dice_group.lpbenchgen.dl.ConceptLengthCalculator;
@@ -72,6 +73,7 @@ public OWLTBoxPositiveCreator(Configuration conf, IndividualRetriever retriever,
         seed=conf.getSeed();
         negationMutationRatio=conf.getNegationMutationRatio();
         inferDirectSuperClasses=conf.getInferDirectSuperClasses();
+        negationMutationRandom = new Random(seed);
 
     }
 
@@ -86,7 +88,6 @@ public List<String> getAllowedTypes() {
 
     @Override
     public Collection<PosNegExample> createDistinctConcepts(int noOfConcepts){
-        negationMutationRandom = new Random(seed);
         Set<PosNegExample> ret = new HashSet<>();
         int toSmallCount=0;
         int noResults=0;
@@ -143,7 +144,11 @@ protected Double getConceptLength(OWLClassExpression concept) {
     }
 
 
-    private Collection<OWLClassExpression> createConcepts(){
+    /**
+     * Creates a list of class expressions
+     * @return a list of class expressions
+     */
+    public Collection<OWLClassExpression> createConcepts(){
         List<OWLClassExpression> concepts = new ArrayList<>();
         List<String> allowedTypes = new ArrayList<>(this.allowedTypes);
         for(String type:  allowedTypes){
@@ -183,37 +188,41 @@ private Set<OWLAxiom> getAxiomsForClass(OWLClass owlClass) {
     }
 
 
-    private Collection<OWLClassExpression> createConceptsFromClass(OWLClass owlClass){
+    /**
+     * Creates a list of class expressions starting at the owlClass
+     * @param owlClass start point of the class expressions
+     * @return list of class expressions
+     */
+    protected Collection<OWLClassExpression> createConceptsFromClass(OWLClass owlClass){
         Collection<OWLClassExpression> ret = new ArrayList<>();
         ret.add(owlClass);
         addNegationMutation(ret, owlClass);
         createConceptFromExpression(owlClass, ret);
         getAxiomsForClass(owlClass).forEach(axiom ->{
             if(axiom instanceof OWLObjectPropertyRangeAxiom){
-                createConceptFromExpression(((OWLObjectPropertyRangeAxiom) axiom), ret);
+                createConceptFromExpression(owlClass, ((OWLObjectPropertyRangeAxiom) axiom), ret);
             }
 
         });
         return ret;
     }
 
-    private void createConceptFromExpression(OWLObjectPropertyRangeAxiom ax, Collection<OWLClassExpression> ret) {
+    private void createConceptFromExpression(OWLClass start, OWLObjectPropertyRangeAxiom ax, Collection<OWLClassExpression> ret) {
         if(1 <= maxDepth) {
             OWLObjectPropertyExpression prop = ax.getProperty();
-            OWLClassExpression owlClass2 = ax.getRange();
-            OWLClassExpression propExpr = new OWLObjectSomeValuesFromImpl(prop, owlClass2);
+            OWLClassExpression propExpr = new OWLObjectSomeValuesFromImpl(prop, start);
             if (getConceptLength(propExpr) <= maxConceptLength) {
                 ret.add(propExpr);
 
                 addNegationMutation(ret, propExpr);
-                for (OWLClassExpression expr : createConceptFromExpression(owlClass2, getRangePropertiesForClass((OWLClass) owlClass2), 1 + 1)) {
+                for (OWLClassExpression expr : createConceptFromExpression(start, getRangePropertiesForClass(start), 1 + 1)) {
                     OWLClassExpression pexpr = new OWLObjectSomeValuesFromImpl(prop, expr);
                     if (getConceptLength(pexpr) <= maxConceptLength) {
                         addNegationMutation(ret, pexpr);
                         ret.add(pexpr);
                     }
                 }
-                for (OWLClass inferredClass : res.getSubClasses(owlClass2).getFlattened()) {
+                for (OWLClass inferredClass : res.getSubClasses(start).getFlattened()) {
                     if (allowedTypes.contains(inferredClass.getIRI().toString())) {
                         OWLClassExpression negationPropExpr = new OWLObjectSomeValuesFromImpl(prop, inferredClass);
                         ret.add(negationPropExpr);
@@ -278,7 +287,6 @@ private Collection<OWLClassExpression> createConceptFromExpression(OWLClassExpre
     }
 
 
-
     private Collection<OWLObjectPropertyExpression> getRangePropertiesForClass(OWLClass owlClass) {
         Collection<OWLObjectPropertyExpression> ret = new ArrayList<>();
         getAxiomsForClass(owlClass).forEach(axiom -> {