[QUESTION] Premise: "A man stretching in an urban environment."
Hypothesis: "Man taking a nap before work."
Do we know that the hypothesis entailed by the premise?
A man can't be stretching and napping at the same time.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "A toddler rides a plastic vehicle while another watches in the background."
Hypothesis: "One toddler playing and the other is watching him play."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A toddler who rides a plastic vehicle is performing a specific type of playing. A toddler who watches in the background is by inference watching him play.
The answer is yes.

[QUESTION] Can we conclude from "A man is watching a ship head out to sea." that "The ship is heading towards the shore."?
Options:
- yes
- no
- it is not possible to tell
The ship is either heading towards the shore or it heads out to sea.
The answer is no.

[QUESTION] Given the sentence "A high school football practice." can we conclude that "A high school soccer practice."?
Options:
- yes
- it is not possible to tell
- no
Football and soccer are different sports and not played at the same time.
The answer is no.