Task: Story Composition
Input (English): Premise: Joe was going fishing. 
 Initial Context: He found a river with really fast water. 
 Original Ending: At first Joe was scared. He finally got the guts to fish. He ended up catching five huge salmon. 
 New ending: At first Joe was scared. He finally got the guts to cross the river. He ended up catching five huge salmon when he got to another river. 
Output (English): He found a river full of snakes.