Q: Test for natural language inference.
Premise: "A child on a rock in a stream."
Hypothesis: "The girl balances on the rock in the stream."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Not all who are a child are a girl. Just because a child is on a rock doesn't imply balances.
The answer is it is not possible to tell.

Q: Premise: "A little boy wearing swimming goggles is wet from being in the water while partially laying on top of a inflatable green object."
Hypothesis: "The little boy is enjoying his day at the pool while on vacation with his family."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: The boy could be at a lake or the ocean and not a pool. He could just be spending time with his friends and is not actually on vacation with his family.
The answer is it is not possible to tell.

Q: Premise: "A couple in bathing suits are holding hands and walking down the beach."
Hypothesis: "A pair of people are walking on some sand."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: A pair is the same as a couple. The sand is on the beach.
The answer is yes.

Q: Given the sentence "An elderly couple is walking down the block during the evening hour." is it true that "An older couple goes for a walk."?
A:
Elderly couple is synonymous with older couple. They are going for a walk.
The answer is yes.