The two people dancing totally contradicts the two people fencing in the first sentence.
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
Premise: "Two people are fencing while another person is sitting in the background."
Based on this premise, can we conclude that the hypothesis "Two people are dancing while another person is looking." is true?
Options:
- yes
- it is not possible to tell
- no
no