Question: Which film has the director who is older, A Bay Of Blood or Riders Of The Santa Fe?
Sentence (from "A Bay of Blood"): " Ecology of Crime", later released as" Reazione a catena"[ lit." Chain Reaction"]), also known as Carnage, Twitch of the Death Nerve and Blood Bath, is a 1971 Italian giallo film directed by Mario Bava.
Relevant evidence: Yes