Question: Who is the  {biological process} for {has contributing factor} of {necrosis}
Paraphrase: Who is the {organic handle} for {has contributing calculate} of {necrosis}
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P1479 wd:Q178069 . ?sbj wdt:P31 wd:Q2996394 } 
Answer: cell death