diff --git a/2024-04-15/index.ics b/2024-04-15/index.ics
index 433e6ea..1571ac7 100644
--- a/2024-04-15/index.ics
+++ b/2024-04-15/index.ics
@@ -33,16 +33,15 @@ DTEND;TZID=Europe/Berlin:20240415T183000
 LOCATION:Wandelhalle
 END:VEVENT
 BEGIN:VEVENT
-SUMMARY:Collaborative work and version control with Git  (conducted by Sca
- DS.AI)
-DTSTART;TZID=Europe/Berlin:20240415T110000
+SUMMARY:Building Knowledge Graphs with eccenca Corporate Memory
+DTSTART;TZID=Europe/Berlin:20240415T090000
 DTEND;TZID=Europe/Berlin:20240415T123000
 DESCRIPTION: In this hands-on session\, we will work together online on a 
  project on github.com. We will show how to share and collaborate on data\,
   especially source code. The aim of the exercise is to give participants a
   feel for how they can use tools such as git\, git pull-requests and git i
  ssues to manage small and large software projects online.
-LOCATION:Room 495
+LOCATION:Ratsplenarsaal
 END:VEVENT
 BEGIN:VEVENT
 SUMMARY:Collaborative work and version control with Git (organized by ScaD
diff --git a/2024-04-19/index.ics b/2024-04-19/index.ics
index 1285ec9..5a45f0b 100644
--- a/2024-04-19/index.ics
+++ b/2024-04-19/index.ics
@@ -18,14 +18,4 @@ DTSTART;TZID=Europe/Berlin:20240419T123000
 DTEND;TZID=Europe/Berlin:20240419T133000
 LOCATION:Wandelhalle
 END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Building Knowledge Graphs with eccenca Corporate Memory
-DTSTART;TZID=Europe/Berlin:20240419T090000
-DTEND;TZID=Europe/Berlin:20240419T103000
-DESCRIPTION:Within the session\, all participants will use the brand new e
- ccenca.my service to create their own eccenca Corporate Memory instance\, 
- learn how to build and visualize Knowledge Graphs as well as get further t
- raining material for self-learning on the topic.
-LOCATION:Ratsplenarsaal
-END:VEVENT
 END:VCALENDAR
diff --git a/index.ics b/index.ics
index c265275..d8004ee 100644
--- a/index.ics
+++ b/index.ics
@@ -33,16 +33,15 @@ DTEND;TZID=Europe/Berlin:20240415T183000
 LOCATION:Wandelhalle
 END:VEVENT
 BEGIN:VEVENT
-SUMMARY:Collaborative work and version control with Git  (conducted by Sca
- DS.AI)
-DTSTART;TZID=Europe/Berlin:20240415T110000
+SUMMARY:Building Knowledge Graphs with eccenca Corporate Memory
+DTSTART;TZID=Europe/Berlin:20240415T090000
 DTEND;TZID=Europe/Berlin:20240415T123000
 DESCRIPTION: In this hands-on session\, we will work together online on a 
  project on github.com. We will show how to share and collaborate on data\,
   especially source code. The aim of the exercise is to give participants a
   feel for how they can use tools such as git\, git pull-requests and git i
  ssues to manage small and large software projects online.
-LOCATION:Room 495
+LOCATION:Ratsplenarsaal
 END:VEVENT
 BEGIN:VEVENT
 SUMMARY:Collaborative work and version control with Git (organized by ScaD
@@ -516,14 +515,4 @@ DTSTART;TZID=Europe/Berlin:20240419T123000
 DTEND;TZID=Europe/Berlin:20240419T133000
 LOCATION:Wandelhalle
 END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Building Knowledge Graphs with eccenca Corporate Memory
-DTSTART;TZID=Europe/Berlin:20240419T090000
-DTEND;TZID=Europe/Berlin:20240419T103000
-DESCRIPTION:Within the session\, all participants will use the brand new e
- ccenca.my service to create their own eccenca Corporate Memory instance\, 
- learn how to build and visualize Knowledge Graphs as well as get further t
- raining material for self-learning on the topic.
-LOCATION:Ratsplenarsaal
-END:VEVENT
 END:VCALENDAR
diff --git a/sitemap.xml.gz b/sitemap.xml.gz
index 46e8080..788dcdf 100644
Binary files a/sitemap.xml.gz and b/sitemap.xml.gz differ