Complex sentence: He became the head coach at Arizona State in 1985 where his teams won three consecutive bowl games, including the 1987 Rose Bowl, during his three-year tenure, although he was just 0-2-1 against arch-rival Arizona.
Split into simpler sentences: He became the head coach at Arizona State in 1985 where his teams played in three consecutive bowl games, including the 1987 Rose Bowl, during his three-year tenure. Notably, he was just 0-2-1 against arch-rival Arizona.