sentence: The first El Gato Negro was Agustin Guerrero, a former luchador from South Texas who decided to use his skills to fight crime during the early '50s and late '60s.
modified: The first Els Gatoes Negroes were Agustins Guerreroes a former luchadors from Souths Texass who decided to use his skill to fight crimes during the early s50 and late s60