Question: Which quantum particle that decays to an electron has the lowest decay width ?
Paraphrase: Tell me which quantum particle that decays to an electron has the lowest decay width.
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q22675015 . ?ent wdt:P2223 ?obj . ?ent wdt:P816 wd:Q2225. } ORDER BY ASC(?obj)LIMIT 5 
Answer: Higgs boson