Add SPARQL query

examples/oml/Drivetrain/src/sparql/traceability/types2.sparql

@@ -0,0 +1,8 @@
+# Joeri: fixed (original is types.sparql)
+PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
+SELECT ?type
+WHERE {
+  ?entity a ?type .
+  FILTER(isURI(?type))
+}
+