Index: trunk/quest-core-events/src/main/java/de/ugoe/cs/quest/eventcore/Event.java
===================================================================
--- trunk/quest-core-events/src/main/java/de/ugoe/cs/quest/eventcore/Event.java	(revision 552)
+++ trunk/quest-core-events/src/main/java/de/ugoe/cs/quest/eventcore/Event.java	(revision 553)
@@ -30,5 +30,5 @@
      * </p>
      */
-    public static final Event STARTEVENT = new Event(new DummyEventType());
+    public static final Event STARTEVENT = new Event(new StringEventType("START"));
 
     /**
@@ -36,5 +36,5 @@
      * Global end event that can be used to indicate the end of a sequence.
      */
-    public static final Event ENDEVENT = new Event(new DummyEventType());
+    public static final Event ENDEVENT = new Event(new StringEventType("END"));
 
     /**
@@ -160,5 +160,9 @@
      */
     public String getId() {
-        return "(" + type.toString() + ";" + target.toString() + ")";
+        String id = type.toString();
+        if( target!=null ) {
+            id += "." + target.toString();
+        }
+        return id;
     }
 
Index: trunk/quest-core-events/src/main/java/de/ugoe/cs/quest/eventcore/StringEventType.java
===================================================================
--- trunk/quest-core-events/src/main/java/de/ugoe/cs/quest/eventcore/StringEventType.java	(revision 553)
+++ trunk/quest-core-events/src/main/java/de/ugoe/cs/quest/eventcore/StringEventType.java	(revision 553)
@@ -0,0 +1,92 @@
+
+package de.ugoe.cs.quest.eventcore;
+
+import java.security.InvalidParameterException;
+
+/**
+ * <p>
+ * A simple event type that is identified by a string.
+ * </p>
+ * 
+ * @version $Revision: $ $Date: Aug 16, 2012$
+ * @author 2012, last modified by $Author: sherbold$
+ */
+public class StringEventType implements IEventType {
+
+    /**
+     * <p>
+     * Id for object serialization.
+     * </p>
+     */
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * <p>
+     * String that identifies the event type.
+     * </p>
+     */
+    private String str;
+
+    /**
+     * <p>
+     * Constructor. Creates a new StringEventType. str must not be null.
+     * </p>
+     * 
+     * @param str
+     *            string that identifies the event type
+     * @throws InvalidParameterException
+     *             thrown if str is null
+     */
+    public StringEventType(String str) throws InvalidParameterException {
+        if (str == null) {
+            throw new InvalidParameterException("str must not be null");
+        }
+        this.str = str;
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see de.ugoe.cs.quest.eventcore.IEventType#getName()
+     */
+    @Override
+    public String getName() {
+        return "StringEventType";
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see java.lang.Object#toString()
+     */
+    @Override
+    public String toString() {
+        return str;
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see java.lang.Object#hashCode()
+     */
+    @Override
+    public int hashCode() {
+        return str.hashCode();
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see java.lang.Object#equals(java.lang.Object)
+     */
+    @Override
+    public boolean equals(Object other) {
+        if (other == this) {
+            return true;
+        }
+        if (other instanceof StringEventType) {
+            return str.equals(((StringEventType) other).str);
+        }
+        return false;
+    }
+}