Question: What is the cause of death of director of film Équateur (Film)?
Sentence (from "Serge Gainsbourg"): His lyrical works incorporated wordplay, with humorous, bizarre, provocative, sexual, satirical or subversive overtones, including sophisticated rhymes, mondegreen, onomatopoeia, spoonerism, dysphemism, paraprosdokian and pun.
Relevant evidence: No