What is {significant event} of {Matthias Corvinus} and {location}
What major event is Matthias Corvinus known for and where did this event take place?
What is a significant event that Matthias Corvinus was apart of and  what was the location of that event?
SELECT ?w ?y WHERE { resource:Matthias_Corvinus property:significant_event ?a . ?a property:location ?w . . ?a property:significant_event ?y }
select distinct ?dataprop1 ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q188634> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P793> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?statement <http://www.wikidata.org/entity/P580> ?dataprop1 . } 
SELECT ?value1 ?obj WHERE { wd:Q188634 p:P793 ?s . ?s ps:P793 ?obj . ?s pq:P276 ?value1 . }