Next Question: Premise: "A shirtless man jumping off a large concrete structure into a river with his friends watching from the structure."
Hypothesis: "The man is not brave."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
My Answer: Let's think. It does take bravery to jump off a structure into a river. The answer is no.

Next Question: Test for natural language inference.
Premise: "Man in a denim jacket looking out a large window."
Hypothesis: "The jacket is warm."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
My Answer: Let's think. Just because a jacket is made of denim does not mean it is warm. The answer is it is not possible to tell.

Next Question: Given the sentence "People on bikes gathered at night." can we conclude that "People riding bikes."?
Options:
- yes
- it is not possible to tell
- no
My Answer: Let's think. The people must be riding the bikes if they are on them. The answer is yes.

Next Question: Test for natural language inference.
Premise: "A cyclist is riding along a white line in a busy city center."
Hypothesis: "Bill delivers a letter on his bike."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
My Answer:

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
Let's think. The bike he is delivering a letter to could mean he is a cyclist. The answer is it is not possible to tell.