Task: Story Composition
Input (English): Premise: I had a final exam. 
 Initial Context: I decided to not go. 
 Original Ending: My grade was high enough that I could skip the exam. Alas, I didn't read the syllabus correct. I failed the class because the final was worth more than I thought. 
 New ending: My grade was high enough that I could skip the exam. Alas, I didn't read the materials correctly. I failed the class because the final was worth more than I thought. 
Output (English): I decided to take the exam even though I didn't need to.