Question: David Alfaro Siqueiros was a Mexican muralist who designed the Polyforum Cultural Siqueiros and was a member of what political party?
Sentence (from "David Alfaro Siqueiros"): David Alfaro Siqueiros (born José de Jesús Alfaro Siqueiros, December 29, 1896, in Chihuahua – January 6, 1974, in Cuernavaca, Morelos) was a Mexican social realist painter, better known for his large murals in fresco.
Relevant evidence: No