diff --git a/Examples/BlueYonder_Case_Study/multiple_customers/by-multiple_customers.pdr b/Examples/BlueYonder_Case_Study/multiple_customers/by-multiple_customers.pdr
index 99f9f36ef15c9418a98347fbbf8f1b048ad7cd1b..e8fae8969abbb78e8a476410905af8da47c98f6a 100644
--- a/Examples/BlueYonder_Case_Study/multiple_customers/by-multiple_customers.pdr
+++ b/Examples/BlueYonder_Case_Study/multiple_customers/by-multiple_customers.pdr
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="ASCII"?>
-<repository:ObservationRepository xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:domain="http://descartes.ipd.kit.edu/ql/models/mapping/domain/1.0" xmlns:repository="http://descartes.ipd.kit.edu/ql/models/repository/repository/1.0" startTimestamp="2013-06-26T15:00:0.000+0200" latestObservation="//@observations.0" latestImpact="//@impacts.0">
+<repository:ObservationRepository xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:domain="http://descartes.ipd.kit.edu/ql/models/mapping/domain/1.0" xmlns:repository="http://descartes.ipd.kit.edu/ql/models/repository/repository/1.0" identifier="Blue Yonder Multiple Customers Performance Results" startTimestamp="2013-06-26T15:00:0.000+0200" latestObservation="//@observations.0" latestImpact="//@impacts.0">
   <impacts identifier="Impact1" timestamp="2013-06-07T15:04:17.663+0200" before="//@observations.0" after="//@observations.1"/>
   <impacts identifier="Impact2" timestamp="2013-06-07T15:04:17.663+0200" before="//@observations.1" after="//@observations.2"/>
   <impacts identifier="Impact3" timestamp="2013-06-07T15:04:17.663+0200" before="//@observations.2" after="//@observations.3"/>