When did Sergei Korolev receive the Medal in Commemoration of the 800th Anniversary of Moscow?
SELECT ?value WHERE { wd:Q170842 p:P166 ?s . ?s ps:P166 wd:Q2634074 . ?s pq:P585 ?value}
sergei korolev: Q170842 medal "in commemoration of the 800th anniversary of moscow": Q2634074