Question: When did Robert Lewandowski stop playing for the Poland National Under-21 Team?
Paraphrase: When did Robert Lewandowski quit playing for the Poland National Under-21 Team?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q151269 p:P54 ?s . ?s ps:P54 wd:Q1780231 . ?s pq:P582 ?value}