Complex sentence: The news of the Pauma Massacre reached General José Mariá Flores in Los Angeles, and he sent José del Carmen Lugo with a group of men, to kill the tribal leaders responsible for the Californios' deaths.
Split into simpler sentences: The news of the Pauma Massacre reached General José Mariá Flores in Los Angeles. He sent José del Carmen Lugo with a group of men to kill the tribal leaders responsible for the Californios' deaths.