Task: Story Composition
Input (English): Premise: Greg was kayaking in the ocean. 
 Initial Context: All of a sudden, a huge whale popped up in front of him! 
 Original Ending: The whale made a big splash. Gary wished he'd had his camera rolling. He told all his friends about the amazing experience. 
 New ending: The whale made a big wave. Gary wished he'd had his camera rolling. He told all his friends about the amazing experience. 
Output (English): All of a sudden, a huge whale hides in front of him!.