[Q] Given the sentence "A man is pushing a cart with baskets on it." is it true that "A man is getting ready to go to the market."?
[A] The man with the cart of baskets could be going anywhere besides the chance he was getting ready to go to market.
The answer is it is not possible to tell.

[Q] Given the sentence "A person is waving some sort of light source around while standing on a patch of grass." is it true that "The person waves a flag on the patch of grass."?
[A] Person either waves a flag or some sort of light source.
The answer is no.

[Q] Test for natural language inference.
Premise: "A group of boys look at the camera for a picture."
Hypothesis: "There are boys taking a picture."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] There are a group of boys looking at a camera indicating that someone is taking a picture.
The answer is yes.