In this task, you are given a context paragraph of the tweet and question. Your task is to generate right answer of given question based on given context tweet paragraph.
Q: Context: First pic of Ben Affleck as Batman. He looks older, grittier and pissed off. I like it! #BatmanvsSuperman Lee Mahon (@Lee_JM75) May 13, 2014 Question: what movie is this tweet referring to?
A:
batman vs. superman