Task: Story Composition
Input (English): Premise: Sammy was going outside to check the mail. 
 Initial Context: While he was checking, he noticed his toddler outside. 
 Original Ending: He had come outside through the open door. Sammy yelled for him to go inside. The toddler was upset, but he went in. 
 New ending: They had come outside through the open door. Sammy yelled at them to go inside. The puppies waited and followed Sammy when he went in. 
Output (English): While he was checking, he noticed his two puppies outside.