Complex sentence: Pablo Emilio Escobar Gaviria (December 1,1949December 2,1993) was a notorious Colombian drug lord whose cartel, at the height of his career, supplied an estimated 80% of the cocaine smuggled into the United States.
Split into simpler sentences: Pablo Emilio Escobar Gaviria (December 1,1949December 2,1993) was a Colombian drug lord and trafficker. His cartel, at the height of his career, supplied an estimated 80% of the cocaine smuggled into the United States.