[Q] Given the sentence "Two children are practicing boogie boarding in the ocean." is it true that "Two kids are practicing boogie boarding over the waves."?
[A] The kids are on the waves because they are boogie boarding in the ocean.
The answer is yes.

[Q] Test for natural language inference.
Premise: "A man is floating through air doing tricks with his skis."
Hypothesis: "A man is sitting at home watching football on tv."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] A floating person is not sitting. Doing tricks on skis cannot be done while watching football on TV.
The answer is no.

[Q] Given the sentence "Firefighters putting out a big fire." can we conclude that "The firefighters are cold."?
Options:
- yes
- it is not possible to tell
- no
[A] The area can either be cold or hot from a fire.
The answer is no.