diff --git a/graph.nt b/graph.nt
index 250f5ec23..2287df9b8 100644
--- a/graph.nt
+++ b/graph.nt
@@ -2674,6 +2674,7 @@
 <https://2024.dataweek.de/trainings/#programm-session-1> <http://purl.org/dc/terms/title> "Collaborative work and version control with Git (organized by ScaDS.AI)"@en .
 <https://2024.dataweek.de/trainings/#programm-session-1> <http://purl.org/dc/terms/title> "Training Kollaboratives Arbeiten und Versionskontrolle mit Git (durchgeführt von ScaDS.AI)"@de .
 <https://2024.dataweek.de/trainings/#programm-session-1> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/deu> .
+<https://2024.dataweek.de/trainings/#programm-session-1> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_r495_01.pdf> .
 <https://2024.dataweek.de/trainings/#programm-session-1> <http://schema.org/endTime> "12:30:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/trainings/#programm-session-1> <http://schema.org/location> <https://dataweek.de/venue#Room495> .
 <https://2024.dataweek.de/trainings/#programm-session-1> <http://schema.org/performer> <https://dataweek.de/#RobertHaase> .
@@ -2685,6 +2686,7 @@
 <https://2024.dataweek.de/trainings/#programm-session-2> <http://purl.org/dc/terms/title> "Collaborative work and version control with Git (organized by ScaDS.AI)"@en .
 <https://2024.dataweek.de/trainings/#programm-session-2> <http://purl.org/dc/terms/title> "Training Kollaboratives Arbeiten und Versionskontrolle mit Git (durchgeführt von ScaDS.AI)"@de .
 <https://2024.dataweek.de/trainings/#programm-session-2> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/deu> .
+<https://2024.dataweek.de/trainings/#programm-session-2> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_r495_01.pdf> .
 <https://2024.dataweek.de/trainings/#programm-session-2> <http://schema.org/endTime> "15:00:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/trainings/#programm-session-2> <http://schema.org/location> <https://dataweek.de/venue#Room495> .
 <https://2024.dataweek.de/trainings/#programm-session-2> <http://schema.org/performer> <https://dataweek.de/#RobertHaase> .
@@ -3397,6 +3399,7 @@
 <https://2024.dataweek.de/workshops/#programm-session-3> <http://purl.org/dc/terms/title> "Agile Kata workshop - more business agility with fewer blueprints (organized by Rolf Irion)"@en .
 <https://2024.dataweek.de/workshops/#programm-session-3> <http://purl.org/dc/terms/title> "Workshop Agile Kata - mehr Business Agilität mit weniger Blaupausen (durchgeführt von Rolf Irion)"@de .
 <https://2024.dataweek.de/workshops/#programm-session-3> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/deu> .
+<https://2024.dataweek.de/workshops/#programm-session-3> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_r270_01.pdf> .
 <https://2024.dataweek.de/workshops/#programm-session-3> <http://schema.org/endTime> "12:30:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/workshops/#programm-session-3> <http://schema.org/location> <https://dataweek.de/venue#Room270> .
 <https://2024.dataweek.de/workshops/#programm-session-3> <http://schema.org/startTime> "11:00:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
@@ -3422,6 +3425,7 @@
 <https://2024.dataweek.de/workshops/#programm-session-5> <http://purl.org/dc/terms/title> "Agile Kata workshop - more business agility with fewer blueprints (organized by Rolf Irion)"@en .
 <https://2024.dataweek.de/workshops/#programm-session-5> <http://purl.org/dc/terms/title> "Workshop Agile Kata - mehr Business Agilität mit weniger Blaupausen (durchgeführt von Rolf Irion)"@de .
 <https://2024.dataweek.de/workshops/#programm-session-5> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/deu> .
+<https://2024.dataweek.de/workshops/#programm-session-5> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_r270_01.pdf> .
 <https://2024.dataweek.de/workshops/#programm-session-5> <http://schema.org/endTime> "15:00:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/workshops/#programm-session-5> <http://schema.org/location> <https://dataweek.de/venue#Room270> .
 <https://2024.dataweek.de/workshops/#programm-session-5> <http://schema.org/startTime> "13:30:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
@@ -3455,6 +3459,7 @@
 <https://2024.dataweek.de/workshops/#programm-session-8> <http://purl.org/dc/terms/title> "Agile Kata workshop - more business agility with fewer blueprints (organized by Rolf Irion)"@en .
 <https://2024.dataweek.de/workshops/#programm-session-8> <http://purl.org/dc/terms/title> "Workshop Agile Kata - mehr Business Agilität mit weniger Blaupausen (durchgeführt von Rolf Irion)"@de .
 <https://2024.dataweek.de/workshops/#programm-session-8> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/deu> .
+<https://2024.dataweek.de/workshops/#programm-session-8> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_r270_01.pdf> .
 <https://2024.dataweek.de/workshops/#programm-session-8> <http://schema.org/endTime> "17:00:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/workshops/#programm-session-8> <http://schema.org/location> <https://dataweek.de/venue#Room270> .
 <https://2024.dataweek.de/workshops/#programm-session-8> <http://schema.org/startTime> "15:30:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
@@ -3465,6 +3470,7 @@
 <https://2024.dataweek.de/workshops/#programm-session-9> <http://purl.org/dc/terms/title> "Agile Kata workshop - more business agility with fewer blueprints (organized by Rolf Irion)"@en .
 <https://2024.dataweek.de/workshops/#programm-session-9> <http://purl.org/dc/terms/title> "Workshop Agile Kata - mehr Business Agilität mit weniger Blaupausen (durchgeführt von Rolf Irion)"@de .
 <https://2024.dataweek.de/workshops/#programm-session-9> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/deu> .
+<https://2024.dataweek.de/workshops/#programm-session-9> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_r270_01.pdf> .
 <https://2024.dataweek.de/workshops/#programm-session-9> <http://schema.org/endTime> "18:00:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/workshops/#programm-session-9> <http://schema.org/location> <https://dataweek.de/venue#Room270> .
 <https://2024.dataweek.de/workshops/#programm-session-9> <http://schema.org/startTime> "17:00:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
@@ -3473,6 +3479,7 @@
 <https://2024.dataweek.de/workshops/#programm-talk-6> <http://purl.org/dc/terms/title> "Recognising the risks of supply chain dependencies in regional economic areas - dashboard for the resilience of Saxony's economy"@en .
 <https://2024.dataweek.de/workshops/#programm-talk-6> <http://purl.org/dc/terms/title> "Risiken von Lieferkettenabhängigkeiten regionaler Wirtschaftsräume erkennen - Dashboard für die Resilienz der sächsischen Wirtschaft"@de .
 <https://2024.dataweek.de/workshops/#programm-talk-6> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/eng> .
+<https://2024.dataweek.de/workshops/#programm-talk-6> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_raatsp_02.pdf> .
 <https://2024.dataweek.de/workshops/#programm-talk-6> <http://schema.org/endTime> "11:30:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/workshops/#programm-talk-6> <http://schema.org/location> <https://dataweek.de/venue#Ratsplenarsaal> .
 <https://2024.dataweek.de/workshops/#programm-talk-6> <http://schema.org/performer> <https://dataweek.de/#FatihKilic> .
@@ -3485,6 +3492,7 @@
 <https://2024.dataweek.de/workshops/#programm-talk-7> <http://purl.org/dc/terms/title> "From global networks to local resilience: understanding supply chain complexity in emergency situations"@en .
 <https://2024.dataweek.de/workshops/#programm-talk-7> <http://purl.org/dc/terms/title> "Von globalen Netzwerken zur lokalen Resilienz: Verständnis der Lieferkettenkomplexität in Notfallsituationen"@de .
 <https://2024.dataweek.de/workshops/#programm-talk-7> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/deu> .
+<https://2024.dataweek.de/workshops/#programm-talk-7> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_raatsp_01.pdf> .
 <https://2024.dataweek.de/workshops/#programm-talk-7> <http://schema.org/endTime> "11:45:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/workshops/#programm-talk-7> <http://schema.org/location> <https://dataweek.de/venue#Ratsplenarsaal> .
 <https://2024.dataweek.de/workshops/#programm-talk-7> <http://schema.org/performer> <https://dataweek.de/#PaulGeoerg> .
@@ -3494,6 +3502,7 @@
 <https://2024.dataweek.de/workshops/#programm-talk-8> <http://purl.org/dc/terms/title> "Project ResKriVer: Social Media Monitoring for Control Centers and Crisis Teams. In crisis situations, control centers and crisis teams often receive inadequate information about the situation in the affected area. Social media monitoring enables the discovery of relevant posts, which are then analyzed and evaluated alongside their images and comments in terms of relevance, sentiment, and credibility. This allows for the recognition of relevant issues and the initiation of appropriate measures."@en .
 <https://2024.dataweek.de/workshops/#programm-talk-8> <http://purl.org/dc/terms/title> "Projekt ResKriVer: Social Media Monitoring für Leitstellen und Krisenstäbe. In Krisensituationen erhalten Leitstellen und Krisenstäbe oft unzureichende Informationen über die Situation im betroffenen Gebiet. Das Social Media Monitoring ermöglicht deshalb, relevante Posts zu finden, die zu zusammen mit ihren Bildern und Kommentaren hinsichtlich Relevanz, Stimmung und Glaubwürdigkeit analysiert und bewertet werden. Damit können relevante Probleme erkannt und Maßnahmen veranlasst werden."@de .
 <https://2024.dataweek.de/workshops/#programm-talk-8> <http://schema.org/availableLanguage> <http://lexvo.org/id/iso639-3/deu> .
+<https://2024.dataweek.de/workshops/#programm-talk-8> <http://schema.org/downloadUrl> <https://dataweek.de/resources/files/slides/2024-04-15_raatsp_03.pdf> .
 <https://2024.dataweek.de/workshops/#programm-talk-8> <http://schema.org/endTime> "12:30:00.000"^^<http://www.w3.org/2001/XMLSchema#time> .
 <https://2024.dataweek.de/workshops/#programm-talk-8> <http://schema.org/location> <https://dataweek.de/venue#Ratsplenarsaal> .
 <https://2024.dataweek.de/workshops/#programm-talk-8> <http://schema.org/performer> <https://dataweek.de/#RolfFricke> .
diff --git a/graph.nt.source b/graph.nt.source
index 27553b5ac..28ba412f8 100644
--- a/graph.nt.source
+++ b/graph.nt.source
@@ -1,2 +1,2 @@
 git@github.com:AKSW/leipzig.dataweek.de-model.git
-d1643baab0326823e976841a326c07aba9d52277
+4451de43157d21d651d000145dccc8bbb9bbbd79