[Q] Given the sentence "A man stands at the top of a mountain with his hands in the air." is it true that "A man stands at the top of a summit with his hands in the air."?
[A] A man stands at the top of a summit is a rephrasing of the man stands on top of a mountain.
The answer is yes.

[Q] Given the sentence "A technician uses microscope to solder a circuit board." can we conclude that "The technician is doing repairs."?
Options:
- yes
- it is not possible to tell
- no
[A] If a technician is using solder on a circuit board one could say that they are making repairs.
The answer is yes.

[Q] Can we conclude from "People are riding a blue roller coaster-like ride with wide seating mechanisms." that "The people seem excited."?
Options:
- yes
- no
- it is not possible to tell
[A] The people riding the coaster may not be excited at all.
The answer is it is not possible to tell.