Complex sentence: Díaz Ordaz graduated from the University of Puebla on February 8,1937 with a law degree and became a professor at that university, and served as vice rector from 1940--1941.
Split into simpler sentences: Díaz Ordaz graduated from the University of Puebla on 8 February 1937 with a law degree. He became a professor at the university and served as vice rector from 1940--1941.