What is {end time} and {start time} of {{Mel Gibson} has {partner} as {Oksana Grigorieva}}
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SELECT ?v ?e WHERE { ?o property:start_time ?e . ?o property:unmarried_partner resource:Oksana_Grigorieva . resource:Mel_Gibson property:unmarried_partner ?o . ?o property:end_time ?v }
select distinct ?value1 ?value2 where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q42229> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P451> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q4149360>. ?statement <http://www.wikidata.org/entity/P580> ?value1 . ?statement <http://www.wikidata.org/entity/P2842> ?value2 } 
SELECT ?value1 ?value2 WHERE { wd:Q42229 p:P451 ?s . ?s ps:P451 wd:Q4149360 . ?s pq:P582 ?value1 . ?s pq:P580 ?value2 }