Task: Story Composition
Input (English): Premise: Lars was drinking water. 
 Initial Context: He thought it tasted very strange. 
 Original Ending: He looked at the bottom of his bottle. Green algae was growing at the bottom. Lars spit out the water and went to wash the bottle. 
 New ending: He looked at the bottom of his bottle. Green algae was growing at the bottom. Lars spit out the water and went to wash the bottle. 
Output (English): He thought it tasted very refreshing.