SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Current_River_(Missouri)> <http://dbpedia.org/ontology/mouthMountain> ?uri }
What is the mouth mountain of Current River (Missouri)?
SELECT DISTINCT ?o WHERE { resource:Current_River_(_Missouri) property:mouth_mountain ?o }
Arkansas
The mouth mountain of Current River (Missouri) is [Arkansas].
The mouth of the Current River (Missouri) [Arkansas].