Question: What Arabian stallion born in 1971 starred in the 1983 film adaptation of a book of the same name by Walter Farley?
Sentence (from "El Mokhtar"): El Mokhtar (February 9, 1971 – December 31, 1983) was an Arabian horse, and one of three black Arabian stallions used to portray "The Black" in the second "Black Stallion" film, "The Black Stallion Returns."
Relevant evidence: Yes