SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/ontology/mouthMountain> <http://dbpedia.org/resource/Essex> . ?uri <http://dbpedia.org/ontology/riverMouth> <http://dbpedia.org/resource/North_Sea> . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/River>}
Name the rivers whose mouth mountain is Essex and river mouth is North Sea?
SELECT DISTINCT ?y WHERE { ?y property:mouth_mountain resource:Essex . ?y rdf:type ontology:River . ?y property:river_mouth resource:North_Sea }
River Thames, River Stour, Suffolk
The rivers with mouth mountain Essex and river mouth in the North Sea are [River Thames, River Stour, Suffolk].
The rivers with the Essex estuary and the North Sea estuary are [Thames, River Stour, Suffolk].