Define examples groupId
diff --git a/winegrower-examples/bundle/pom.xml b/winegrower-examples/bundle/pom.xml
index 4218042..2a2de3e 100644
--- a/winegrower-examples/bundle/pom.xml
+++ b/winegrower-examples/bundle/pom.xml
@@ -24,13 +24,12 @@
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
-    <groupId>org.apache.winegrower</groupId>
+    <groupId>org.apache.winegrower.examples</groupId>
     <artifactId>winegrower-examples</artifactId>
     <version>1.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
-  <groupId>org.apache.winegrower.examples</groupId>
   <artifactId>bundle</artifactId>
   <name>Apache Winegrower :: Examples :: Bundle</name>
   <packaging>bundle</packaging>
diff --git a/winegrower-examples/jaxrs-whiteboard/pom.xml b/winegrower-examples/jaxrs-whiteboard/pom.xml
index d39d212..030cde4 100644
--- a/winegrower-examples/jaxrs-whiteboard/pom.xml
+++ b/winegrower-examples/jaxrs-whiteboard/pom.xml
@@ -24,13 +24,12 @@
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
-    <groupId>org.apache.winegrower</groupId>
+    <groupId>org.apache.winegrower.examples</groupId>
     <artifactId>winegrower-examples</artifactId>
     <version>1.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
-  <groupId>org.apache.winegrower.examples</groupId>
   <artifactId>jaxrs-whiteboard</artifactId>
   <name>Apache Winegrower :: Examples :: JAXRS Whiteboard</name>
 
diff --git a/winegrower-examples/jaxrs/pom.xml b/winegrower-examples/jaxrs/pom.xml
index b2a2b1d..052adb8 100644
--- a/winegrower-examples/jaxrs/pom.xml
+++ b/winegrower-examples/jaxrs/pom.xml
@@ -18,13 +18,16 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <parent>
-    <artifactId>winegrower-examples</artifactId>
-    <groupId>org.apache.winegrower</groupId>
-    <version>1.0-SNAPSHOT</version>
-  </parent>
+
   <modelVersion>4.0.0</modelVersion>
 
+  <parent>
+    <groupId>org.apache.winegrower.examples</groupId>
+    <artifactId>winegrower-examples</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <relativePath>../pom.xml</relativePath>
+  </parent>
+
   <artifactId>jaxrs</artifactId>
   <name>Apache Winegrower :: Examples :: JAX-RS</name>
   <description>
diff --git a/winegrower-examples/pom.xml b/winegrower-examples/pom.xml
index 818498e..d41e502 100644
--- a/winegrower-examples/pom.xml
+++ b/winegrower-examples/pom.xml
@@ -30,6 +30,7 @@
     <relativePath>../pom.xml</relativePath>
   </parent>
 
+  <groupId>org.apache.winegrower.examples</groupId>
   <artifactId>winegrower-examples</artifactId>
   <packaging>pom</packaging>
   <name>Apache Winegrower :: Examples</name>
diff --git a/winegrower-examples/shell/pom.xml b/winegrower-examples/shell/pom.xml
index e77ede5..3e6f350 100644
--- a/winegrower-examples/shell/pom.xml
+++ b/winegrower-examples/shell/pom.xml
@@ -24,13 +24,12 @@
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
-    <groupId>org.apache.winegrower</groupId>
+    <groupId>org.apache.winegrower.examples</groupId>
     <artifactId>winegrower-examples</artifactId>
     <version>1.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
-  <groupId>org.apache.winegrower.examples</groupId>
   <artifactId>shell</artifactId>
   <name>Apache Winegrower :: Examples :: Shell</name>
   <description>
diff --git a/winegrower-examples/simple/pom.xml b/winegrower-examples/simple/pom.xml
index 8f703a2..a168354 100644
--- a/winegrower-examples/simple/pom.xml
+++ b/winegrower-examples/simple/pom.xml
@@ -24,13 +24,12 @@
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
-    <groupId>org.apache.winegrower</groupId>
+    <groupId>org.apache.winegrower.examples</groupId>
     <artifactId>winegrower-examples</artifactId>
     <version>1.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
-  <groupId>org.apache.winegrower.examples</groupId>
   <artifactId>simple</artifactId>
   <name>Apache Winegrower :: Examples :: Simple</name>
   <description>