what is the {start time} for {Stanislav Cherchesov} has {member of sports team} as {FC Lokomotiv Moscow} ?
When did Stanislav Cherchesov start playing for FC Lokomotiv Moscow?
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select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q699557> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P54> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q29115> .
?statement <http://www.wikidata.org/entity/P580> ?value. 
} 

When did Stanislav Cherchesov join FC Lokomotiv Moscow?