what is the {start time} for {Tallinn} has {located in the administrative territorial entity} as {Estonia Governorate} ?
At what time was Tallinn located in Estonia Governorate establish?
When was Tallinn, located in Estonia Governorate, established?
SELECT ?w WHERE { ?a property:start_time ?w . ?a property:located_in_the_administrative_territorial_entity resource:Estonia_Governorate . resource:Tallinn property:located_in_the_administrative_territorial_entity ?a }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q1770> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P131> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q720496> .
?statement <http://www.wikidata.org/entity/P580> ?value. 
} 

SELECT ?value WHERE { wd:Q1770 p:P131 ?s . ?s ps:P131 wd:Q720496 . ?s pq:P580 ?value}