Complex sentence: He played for the University of Michigan from 1977 to 1980 and in the USFL from 1983 to 1984 for the Michigan Panthers and Chicago Blitz.
Split into simpler sentences: He played for the University of Michigan from 1977 to 1980. He later played professional football in the USFL from 1983 to 1984 for the Michigan Panthers and Chicago Blitz.