What is {significant event} of {Melinda Gates} and {location}
What great tournament befell to Melinda Gates, and where did it happen?
What significant event happened to Melinda Gates, and where did it happen?
SELECT ?z ?f WHERE { ?r property:location ?z . . resource:Melinda_Gates property:significant_event ?r . ?r property:significant_event ?f }
select distinct ?dataprop1 ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q463877> . ?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:Q463877 p:P793 ?s . ?s ps:P793 ?obj . ?s pq:P276 ?value1 . }