Task: Question Generation
Input (English): Context: He felt powerful and invincible , skating with speed and determination and scoring goals so easily it was like breathing . And once again he had to smile to himself : if anyone knew the real reason he was so happy , they 'd kick him out of hockey - and he honestly could n't care less . His thoughts were consumed with one thing : Ennis was coming home tomorrow . He thought back to the other night , when Ennis had called him and left a voice mail and a text during the game .
Output (English): What was he so happy ?