diff --git a/config/migrations/2025/20250430130307-chore--cleanup-werkingsgebieden-data/20250430180050-feat--relate-werkingsgebieden-for-municipalities-and-provinces.sparql b/config/migrations/2025/20250430130307-chore--cleanup-werkingsgebieden-data/20250430180050-feat--relate-werkingsgebieden-for-municipalities-and-provinces.sparql
new file mode 100644
index 0000000..e836bb5
--- /dev/null
+++ b/config/migrations/2025/20250430130307-chore--cleanup-werkingsgebieden-data/20250430180050-feat--relate-werkingsgebieden-for-municipalities-and-provinces.sparql
@@ -0,0 +1,26 @@
+PREFIX geo: <http://www.opengis.net/ont/geosparql#>
+PREFIX org: <http://www.w3.org/ns/org#>
+PREFIX besluit: <http://data.vlaanderen.be/ns/besluit#>
+
+INSERT {
+  GRAPH <http://mu.semte.ch/graphs/administrative-unit> {
+    ?municipalityLocation geo:sfWithin ?provinceLocation .
+  }
+} WHERE {
+  GRAPH <http://mu.semte.ch/graphs/shared> {
+    ?municipality a besluit:Bestuurseenheid ;
+                  org:classification <http://data.vlaanderen.be/id/concept/BestuurseenheidClassificatieCode/5ab0e9b8a3b2ca7c5e000001> .
+    ?province a besluit:Bestuurseenheid ;
+              org:classification <http://data.vlaanderen.be/id/concept/BestuurseenheidClassificatieCode/5ab0e9b8a3b2ca7c5e000000> .
+  }
+
+  GRAPH <http://mu.semte.ch/graphs/administrative-unit> {
+    ?membership a org:Membership ;
+                org:member ?municipality ;
+                org:organization ?province .
+
+    ?municipality besluit:werkingsgebied ?municipalityLocation .
+    ?province besluit:werkingsgebied ?provinceLocation .
+  }
+
+}