Complex sentence: He was named a tournament all-star in helping RPI win the 1985 national championship, and in 1990--91, the NHL included him in its Second All-Star Team; he played in five All-Star Games.
Split into simpler sentences: He was named a tournament all-star in helping RPI win the 1985 national championship. The NHL named him to its Second All-Star Team in 1990--91 and he played in five All-Star Games.