premise: Galvarino Apablaza is the leader of the Marxist group FPMR - Manuel Rodriguez Patriotic Front. FPMR was founded in 1983 and became the armed wing of the Chilean Communist Party to carry out terrorist attacks against the Chilean militarist government of the dictator Augusto Pinochet. Its name is a tribute for Manuel Rodriguez Erdoiza, considered a Chilean hero in the war of the independence of Chile against Spain.
hypothesis: Comandante Salvador is the nickname of Galvarino Apablaza.