Task: Story Composition
Input (English): Premise: I still squirm to think that I had a snail in my mouth. 
 Initial Context: When I was young, I found a snail in our yard. 
 Original Ending: I was sure my mother wouldn't allow me to bring it into the house. I hid the snail in my mouth and brought it in without her knowledge. It didn't seem like an odd thing to do at the time, but it does now. 
 New ending: I was sure my mother wouldn't allow me to bring it into the house. I hid the snail in my mouth and lost it when I coughed. It didn't seem like an odd thing to do at the time, but it does now. 
Output (English): When I was young, I found a snail in our yard but it escaped.