What is {owned by} of {NTV} that is {start time} is {2001-0-0} ?
In 2001, who purchased NTV?
Who bought NTV in 2001?
SELECT ?c WHERE { resource:NTV property:owned_by ?g . FILTER ( CONTAINS ( YEAR ( ?c ) , '2001' ) ) . ?g property:start_time ?c . ?g property:owned_by ?c }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q574625> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P127> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <2001-0-0>
} 

SELECT ?obj WHERE { wd:Q574625 p:P127 ?s . ?s ps:P127 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'2001')) }