What is {position held} of {Alexander VI} that is {start time} is {1483-1-1} ?
Alexander VI position in 1483?
What position did Alexander VI begin in 1483?
SELECT ?o WHERE { ?w property:start_time ?u . ?w property:position_held ?o . FILTER ( CONTAINS ( YEAR ( ?u ) , '1483' ) ) . resource:Alexander_VI property:position_held ?w }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q108316> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P39> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1483-1-1>
} 

SELECT ?obj WHERE { wd:Q108316 p:P39 ?s . ?s ps:P39 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1483')) }