Question: When did Carolyn Cassady's husband die?
Sentence (from "Carolyn Cassady"): Carolyn Elizabeth Robinson Cassady (April 28, 1923 – September 20, 2013) was an American writer and associated with the Beat Generation through her marriage to Neal Cassady and her friendships with Jack Kerouac, Allen Ginsberg, and other prominent Beat figures.
Relevant evidence: Yes