Task: Story Composition
Input (English): Premise: Sara wanted to eat sushi. 
 Initial Context: So she bought raw salmon. 
 Original Ending: But it had not been previously frozen. The package said that it should be well cooked. But Sara ignored the warning. 
 New ending: It had been previously frozen. The package said it should be well cooked. Sara put it in the microwave. 
Output (English): But changed her mind and bought a hamburger.