QUESTION: Given the sentence "A lone bodyboarder with an older man in the background." can we conclude that "The family is bodyboarding."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Either there is a lone bodyboarder or the family is bodyboarding.
The answer is no.

[QUESTION] Can we conclude from "A dog is crouching on the grass near a hurdle." that "The dog is outside in the grass near a hurdle."?
Options:
- yes
- no
- it is not possible to tell
In the grass and on the grass are the same thing. Grass is outside.
The answer is yes.

Q: Test for natural language inference.
Premise: "An asian man walks down a gray-tiled walkway with his two daughters by a man sitting with his bike."
Hypothesis: "A man rides a bikes down an empty path."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: He could not ride bikes and walk at the same time.
The answer is no.

QUESTION: Premise: "One man is singing into a microphone and another man is playing guitar."
Hypothesis: "Men are playing hymns."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: They might be playing other kind of songs other than hymns.
The answer is it is not possible to tell.

[QUESTION] Can we conclude from "A family is looking through binocular at a city over a body of water." that "A family looking at water."?
Options:
- yes
- no
- it is not possible to tell
At water is a rephrase of over a body of water.
The answer is yes.

Q: Can we conclude from "A kid skateboards down railings of a large set of stairs." that "A kid goes down the stairs."?
Options:
- yes
- no
- it is not possible to tell
A:
Skateboarding down the railings of a large set of stairs implies that he is going down the stairs.
The answer is yes.