What is {end time} and {start time} of {{William Michael Rossetti} has {work location} as {London}}
William Michael Rossetti worked in London between what years?
Between which years did William Michael Rossetti work in London?
SELECT ?f ?o WHERE { ?u property:work_location resource:London . resource:William_Michael_Rossetti property:work_location ?u . ?u property:start_time ?o . ?u property:end_time ?f }
select distinct ?value1 ?value2 where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q719428> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P937> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q84>. ?statement <http://www.wikidata.org/entity/P580> ?value1 . ?statement <http://www.wikidata.org/entity/P2842> ?value2 } 
SELECT ?value1 ?value2 WHERE { wd:Q719428 p:P937 ?s . ?s ps:P937 wd:Q84 . ?s pq:P582 ?value1 . ?s pq:P580 ?value2 }