diff --git a/.gitignore b/.gitignore
index a506433..d88683b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,12 +1,6 @@
 # IntelliJ folders
-**/.idea/
 **/.out/
 /.out/
-# Exclude run configuration
-!/.idea/runConfiguration
-
-# IntelliJ files
-**/*.iml
 
 # Java Compiler output
 **/bin/
diff --git a/.idea/$CACHE_FILE$ b/.idea/$CACHE_FILE$
new file mode 100644
index 0000000..bfe6214
--- /dev/null
+++ b/.idea/$CACHE_FILE$
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="YarnPnpManager">
+    <pnp-files />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..73f69e0
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/
diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
new file mode 100644
index 0000000..664f8f1
--- /dev/null
+++ b/.idea/codeStyles/Project.xml
@@ -0,0 +1,10 @@
+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <option name="OTHER_INDENT_OPTIONS">
+      <value>
+        <option name="INDENT_SIZE" value="2" />
+        <option name="TAB_SIZE" value="2" />
+      </value>
+    </option>
+  </code_scheme>
+</component>
\ No newline at end of file
diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml
new file mode 100644
index 0000000..79ee123
--- /dev/null
+++ b/.idea/codeStyles/codeStyleConfig.xml
@@ -0,0 +1,5 @@
+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="USE_PER_PROJECT_SETTINGS" value="true" />
+  </state>
+</component>
\ No newline at end of file
diff --git a/.idea/dhbw-compilerbau.iml b/.idea/dhbw-compilerbau.iml
new file mode 100644
index 0000000..d6ebd48
--- /dev/null
+++ b/.idea/dhbw-compilerbau.iml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/libraries/antlr_3_5_2_complete.xml b/.idea/libraries/antlr_3_5_2_complete.xml
new file mode 100644
index 0000000..3cd6146
--- /dev/null
+++ b/.idea/libraries/antlr_3_5_2_complete.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="antlr-3.5.2-complete">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/CC-Praxis-Antlr Parser fuer X-Leer/lib/antlr-3.5.2-complete.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/libraries/jflex_1_6_1.xml b/.idea/libraries/jflex_1_6_1.xml
new file mode 100644
index 0000000..1aa5664
--- /dev/null
+++ b/.idea/libraries/jflex_1_6_1.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="jflex-1.6.1">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/ÜB-Praxis-LL1-Parser für X-Leer/lib/jflex-1.6.1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/libraries/lib.xml b/.idea/libraries/lib.xml
new file mode 100644
index 0000000..f890f5c
--- /dev/null
+++ b/.idea/libraries/lib.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="lib">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/ÜB-Praxis-Abstiegsparser für X-Leer/lib/hamcrest-all-1.3.jar!/" />
+      <root url="jar://$PROJECT_DIR$/ÜB-Praxis-Abstiegsparser für X-Leer/lib/jflex-1.6.1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/libraries/lib1.xml b/.idea/libraries/lib1.xml
new file mode 100644
index 0000000..ff35171
--- /dev/null
+++ b/.idea/libraries/lib1.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="lib1">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/ÜB-Praxis-Scanner für Namen-Leer/lib/hamcrest-all-1.3.jar!/" />
+      <root url="jar://$PROJECT_DIR$/ÜB-Praxis-Scanner für Namen-Leer/lib/jflex-1.6.1.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/libraries/lib2.xml b/.idea/libraries/lib2.xml
new file mode 100644
index 0000000..6a8d21c
--- /dev/null
+++ b/.idea/libraries/lib2.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="lib2">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/ÜB-Praxis-JFlex Scanner für AS-Leer/lib/jflex-1.6.1.jar!/" />
+      <root url="jar://$PROJECT_DIR$/ÜB-Praxis-JFlex Scanner für AS-Leer/lib/hamcrest-all-1.3.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..a7ec339
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="false" project-jdk-name="1.8.0_181" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..91a2701
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/CC-Praxis-Antlr Parser fuer X-Leer/CC-Praxis-Antlr Parser fuer X-Leer.iml" filepath="$PROJECT_DIR$/CC-Praxis-Antlr Parser fuer X-Leer/CC-Praxis-Antlr Parser fuer X-Leer.iml" />
+      <module fileurl="file://$PROJECT_DIR$/ÜB-Praxis-Abstiegsparser für X-Leer/ÜB-Praxis-Abstiegsparser für X-Leer.iml" filepath="$PROJECT_DIR$/ÜB-Praxis-Abstiegsparser für X-Leer/ÜB-Praxis-Abstiegsparser für X-Leer.iml" />
+      <module fileurl="file://$PROJECT_DIR$/ÜB-Praxis-JFlex Scanner für AS-Leer/ÜB-Praxis-JFlex Scanner für AS-Leer.iml" filepath="$PROJECT_DIR$/ÜB-Praxis-JFlex Scanner für AS-Leer/ÜB-Praxis-JFlex Scanner für AS-Leer.iml" />
+      <module fileurl="file://$PROJECT_DIR$/ÜB-Praxis-LL1-Parser für X-Leer/ÜB-Praxis-LL1-Parser für X-Leer.iml" filepath="$PROJECT_DIR$/ÜB-Praxis-LL1-Parser für X-Leer/ÜB-Praxis-LL1-Parser für X-Leer.iml" />
+      <module fileurl="file://$PROJECT_DIR$/ÜB-Praxis-Scanner für Namen-Leer/ÜB-Praxis-Scanner für Namen-Leer.iml" filepath="$PROJECT_DIR$/ÜB-Praxis-Scanner für Namen-Leer/ÜB-Praxis-Scanner für Namen-Leer.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/runConfigurations/Run_Antlr_builder.xml b/.idea/runConfigurations/Run_Antlr_builder.xml
new file mode 100644
index 0000000..47bff95
--- /dev/null
+++ b/.idea/runConfigurations/Run_Antlr_builder.xml
@@ -0,0 +1,9 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="Run Antlr builder" type="Application" factoryName="Application">
+    <option name="MAIN_CLASS_NAME" value="org.antlr.Tool" />
+    <module name="CC-Praxis-Antlr Parser fuer X-Leer" />
+    <option name="PROGRAM_PARAMETERS" value="&quot;$ModuleSourcePath$/de/dhbw/compiler/antlrxparser/X.g&quot;" />
+    <option name="WORKING_DIRECTORY" value="$ModuleFileDir$" />
+    <method v="2" />
+  </configuration>
+</component>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file