[QUESTION] Given the sentence "The soccer players are walking on the field." is it true that "The soccer players are walking off the field."?
The soccer players cannot be walking on the field and walking off the field at the same time.
The answer is no.

[QUESTION] Given the sentence "A man in a red baseball cap is adjusting the flame of a blowtorch." is it true that "A man is making a metal sculpture with a blowtourch."?
A man adjusting the flame of a blowtorch does not infer the man is making a metal sculpture with a blowtourch.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A boy is wearing a costume."
Hypothesis: "A boy is wearing a costume."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A boy is wearing a costume is the same as a boy is wearing a costume.
The answer is yes.

[QUESTION] Premise: "People are actively grilling food on grills on a sunny day while other people stand nearby."
Hypothesis: "People are competing against one another in a rib cook-off competition."
Do we know that the hypothesis entailed by the premise?

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
Just because more than on person is using a grill does not mean they are competing in a rib-cook off competition.
The answer is it is not possible to tell.