Task: Story Composition
Input (English): Premise: In Mexico, I got to visit 1 of the 7 wonders, Chichen Itza. 
 Initial Context: My classmates and I took a big bus to get there. 
 Original Ending: On our way back to the city, the bus broke down. We sat in the sweltering Mexican heat for hours waiting for a new bus. Finally, the new bus came to take us back to the city. 
 New ending: On our way back to the city, the van broke down. We sat in the sweltering Mexican heat for hours waiting for a new van. Finally, the new van came to take us back to the city. 
Output (English): My classmates and I took a private van to get there.