[Q] Premise: "A man in a canoe paddles while another man tosses a net out into a large body of water."
Hypothesis: "A man is paddling a canoe."
Do we know that the hypothesis entailed by the premise?
[A] A man paddling a canoe must be in a canoe to paddle it.
The answer is yes.

[Q] Given the sentence "Standing in line to check out the groceries." is it true that "People are jostling in line to check out their groceries."?
[A] Jostling means there is movement and standing means one is still.
The answer is no.

[Q] Premise: "A big dog is running in the grassy field with woods behind him."
Hypothesis: "An animal runs in a field."
Do we know that the hypothesis entailed by the premise?
[A] A dog running in a grassy field is an animal running in a field.
The answer is yes.