One is either doing a stunt or sitting but not both at the same time.
This justifies what answer for what question? Q & A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Test for natural language inference.
Premise: "A man in midair doing a bicycle stunt on a half pipe."
Hypothesis: "The bicyclist is sitting on the park bench."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
no