Complex sentence: On March 21,1998, Apps scored the game-winning goal that ended the third longest Princeton game, which lasted 80:48, with Princeton defeating Clarkson by a score of 5-4 to claim the ECAC Championship.
Split into simpler sentences: On March 21,1998, Apps scored the game-winning goal that ended the third longest Princeton game. The game lasted 80:48, and Princeton defeated Clarkson by a score of 5-4 to claim the ECAC Championship.