what is the {point in time} for {Cathedral of Christ the Saviour} has {significant event} as {start of construction} ?
The {time point} for the {Cathedral of Christ the Savior} {significant event} as the {beginning of contraction} is?
What is the { time point } for { Cathedral of Christ the Savior } { significant event } as the { beginning of construction }?
SELECT ?z WHERE { ?q property:point_in_time ?z . resource:Cathedral_of_Christ_the_Saviour property:significant_event ?q . ?q property:significant_event resource:start_of_manufacturing_or_construction }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q194474> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P793> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q27136782> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q194474 p:P793 ?s . ?s ps:P793 wd:Q27136782 . ?s pq:P585 ?value}