what is the {point in time} for {Circassians} has {country} as {Krasnodar Krai} ?
At what point was Krasnodar Krai the nation for the Circassians?
At what point was Krasnodar Krai the country for the Circassians?
SELECT ?j WHERE { resource:Circassians property:country ?o . ?o property:country resource:Krasnodar_Krai . ?o property:point_in_time ?j }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q15763> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P17> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q3680> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q15763 p:P17 ?s . ?s ps:P17 wd:Q3680 . ?s pq:P585 ?value}