Complex sentence: The 19th of April Movement, "Movimiento 19 de Abril" or M-19, was a Colombian guerrilla movement that traced its origins to the allegedly fraudulent presidential elections of April 19,1970.
Split into simpler sentences: The 19th of April Movement, "Movimiento 19 de Abril" or M-19, was a Colombian guerrilla movement. The M-19 traced its origins to the allegedly fraudulent presidential elections of April 19,1970.