Complex sentence: Malik was the first player of an opposing team of the Boston Celtics to win the Tommy Award, which is given by Celtics broadcaster and former great Tommy Heinsohn to the player who displayed the most hustle and enthusiasm during the game.
Split into simpler sentences: Malik was the first player of an opposing team of the Boston Celtics to win the Tommy Award. This award is given by Celtics broadcaster and former great Tommy Heinsohn to the player who displayed the most hustle and enthusiasm during the game.