Question: What year did Thomas Young, who was head of governement and Mayor of London, die in?
Paraphrase: What year did Thomas Youthful, who was head of governement and Chairman of London, pass on in?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q25820 wdt:P20 ?answer . ?answer wdt:P1313 wd:Q38931}
Answer: London