diff --git a/pmd4/src/rdf-validator-suite.edn b/pmd4/src/rdf-validator-suite.edn
index e2e2c63..a6d60bf 100644
--- a/pmd4/src/rdf-validator-suite.edn
+++ b/pmd4/src/rdf-validator-suite.edn
@@ -61,6 +61,10 @@
 					:source "swirrl/validations/pmd4/SELECT_DatasetExactlyOneModifiedDate.sparql"
 					:type :sparql
 					:name "DatasetExactlyOneModifiedDate"}
+{
+					:source "swirrl/validations/pmd4/SELECT_DatasetGraphContainsContents.sparql"
+					:type :sparql
+					:name "DatasetGraphContainsContents"}
 {
 					:source "swirrl/validations/pmd4/SELECT_DatasetGraphIsIri.sparql"
 					:type :sparql
diff --git a/pmd4/src/swirrl/validations/pmd4/SELECT_DatasetGraphContainsContents.sparql b/pmd4/src/swirrl/validations/pmd4/SELECT_DatasetGraphContainsContents.sparql
new file mode 100644
index 0000000..da31e0c
--- /dev/null
+++ b/pmd4/src/swirrl/validations/pmd4/SELECT_DatasetGraphContainsContents.sparql
@@ -0,0 +1,21 @@
+PREFIX pmdcat:  <http://publishmydata.com/pmdcat#> 
+
+# pmdcat:datasetContents should either be in one of the pmdcat:graphs or the same thing
+
+SELECT ?dataset ?contents {
+  ?dataset a pmdcat:Dataset;
+    pmdcat:datasetContents ?contents;
+    .
+
+  FILTER NOT EXISTS {
+    ?dataset pmdcat:graph ?graph .
+
+    GRAPH ?graph {
+      ?contents ?p ?o .
+    }
+  }
+
+  MINUS {
+    ?dataset pmdcat:graph ?contents
+  }
+}
\ No newline at end of file