Task: Story Composition
Input (English): Premise: Mary decided to bake a cake. 
 Initial Context: Everything went well so far. 
 Original Ending: She put a dough into the baking pan. She opened the oven. She accidentally dropped the whole pan on the floor. 
 New ending: She added the eggs into the baking pan. She opened the oven. She accidentally dropped the whole pan on the floor. 
Output (English): After pouring it into the pan she realized she forgot the eggs.