Question: The Battle of San Roque was part of the Argentine Civil War, the Federalist forces of Córdoba Province governor Juan Bautista Bustos were defeated by which forces of General José María Paz, who were the proponents of the concept of a unitary state (centralized government) in Buenos Aires during the civil wars? 
Sentence (from "Battle of San Roque"): As a result of his victory, Paz assumed the office of provincial Governor.
Relevant evidence: No