Question: What was the name of the guerilla force that eventually challenged the rule of the Cuban dictator who was U.S.-backed from 1952 to 1959?
Sentence (from "Fulgencio Batista"): Fulgencio Batista initially rose to power as part of the 1933 Revolt of the Sergeants that overthrew the provisional government of Carlos Manuel de Céspedes y Quesada.
Relevant evidence: No