Question: What were both Guillermo Cabrera Infante and Sylvia Plath?
Sentence (from "Guillermo Cabrera Infante"): Guillermo Cabrera Infante (] ; Gibara, 22 April 1929 – 21 February 2005) was a Cuban novelist, essayist, translator, screenwriter, and critic; in the 1950s he used the pseudonym G. Caín.
Relevant evidence: Yes