Question: Mario Terán, is the Bolivian Army sergeant who was chosen to carry out the execution of which Marxist revolutionary, an Argentine Marxist revolutionary, physician, author, guerrilla leader, diplomat and military theorist?
Sentence (from "Mario Terán"): Mario Terán (born c. 1940) is the Bolivian Army sergeant who was chosen to carry out the execution of Marxist revolutionary Che Guevara as a young man on October 9, 1967.
Relevant evidence: Yes