[Ans] yes
[Question] Premise: "A welder welding something together."
Hypothesis: "A welder at work."
Do we know that the hypothesis entailed by the premise?
[CoT] A welder's job is to weld things together and the fact that the welder welding something implies the welder is at work.

[Ans] it is not possible to tell
[Question] Can we conclude from "Someone is getting some serious air while the more formally dressed group gathers in the background." that "A pro skateboarder gets some air."?
Options:
- yes
- no
- it is not possible to tell
[CoT] Someone is getting some serious air doesnt imply that it is a skateboarder .

[Ans] no
[Question]
Premise: "A man wearing a red jersey jumps in the air."
Hypothesis: "The man is taking an exam."
Do we know that the hypothesis entailed by the premise?
[CoT] A man cannot simultaneously be taking an exam and taking jumps in the air.