What was the question for this implicit rationale, and corresponding answer?
The girl cannot be swinging on her stomach and standing at the same time.
 The answer: no
The question: Premise: "A girl in a red shirt is swinging on her stomach."
Based on this premise, can we conclude that the hypothesis "A girl is standing in a hallway." is true?
Options:
- yes
- it is not possible to tell
- no