what is the {start time} for {The Night Watch} has {location} as {Kloveniersdoelen} ?
When does 'The Night Watch' start in Kloveniersdoelen?
What time does 'The Night Watch' begin in Kloveniersdoelen?
SELECT ?z WHERE { ?f property:start_time ?z . ?f property:location resource:Kloveniersdoelen . resource:The_Night_Watch property:location ?f }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q219831> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P276> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q3421329> .
?statement <http://www.wikidata.org/entity/P580> ?value. 
} 

SELECT ?value WHERE { wd:Q219831 p:P276 ?s . ?s ps:P276 wd:Q3421329 . ?s pq:P580 ?value}