Complex sentence: The failure of the military uprising (Revolt of Jaca) of that same year took him to prison, as member of the revolutionary committee, which he left after the municipal elections of April 12,1931.
Split into simpler sentences: The failure of the military uprising (Revolt of Jaca) of that same year took him to prison, as member of the revolutionary committee. But he left jail after the municipal elections of April 12,1931.