Q: Given the sentence "A female singer and a male saxophonist are performing on stage." can we conclude that "A man is playing the piano on stage."?
Options:
- yes
- it is not possible to tell
- no
A: The male saxophonist it likely not playing the piano on stage at the same time.
The answer is no.

Q: If "A tennis player is serving the ball on a grass court." does that mean that "A tennis player is playing the final set in a large tournament."?
Options:
- yes
- it is not possible to tell
- no
A: Serving a ball does not imply playing the final set in a large tournament.
The answer is it is not possible to tell.

Q: Given the sentence "A group of people watches a boy on a skateboard launch off a ramp." is it true that "People are watching a boy skateboard."?
A: To skateboard of a ramp is one maneuver on a skateboard.
The answer is yes.

Q: If "Several men dressed in blue uniforms march." does that mean that "Several men dressed in blue uniforms are walking in unison."?
Options:
- yes
- it is not possible to tell
- no
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
Several men that march is another way to say that several men are walking in unison.
The answer is yes.