[QUESTION] Test for natural language inference.
Premise: "Greyhounds racing on a track."
Hypothesis: "The dogs are not racing."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Dogs cannot be racing and not racing at the same time.
The answer is no.

Q: If "An older man shopping for laundry detergent." does that mean that "The man is looking for tide."?
Options:
- yes
- it is not possible to tell
- no
A: Cannot tell if the man is looking for tide because There are other laundry detergents than tide.
The answer is it is not possible to tell.

QUESTION: Given the sentence "The reflection of an elderly woman at her desk of vanity items." is it true that "There is a mirror at the desk."?

Let's solve it slowly: A reflection on a desk implies a mirror on the desk.
The answer is yes.

[QUESTION] Premise: "A group of random pedestrians looking at something out of the camera's range."
Hypothesis: "They are photographers."
Do we know that the hypothesis entailed by the premise?
Photographers are not the only group of people who could be looking at something.
The answer is it is not possible to tell.

Q: If "A boy gives the ""thumbs up"" while waterskiing on murky water." does that mean that "The boy is successfully waterskiing."?
Options:
- yes
- it is not possible to tell
- no
A: A boy who gives a thumbs up while water skiing is successfully water skiing.
The answer is yes.

[QUESTION] Given the sentence "A hiker walks down a rocky path towards land with water." is it true that "This man is about to get on a roller coaster for the first time in his life."?
Walking down a rocky path is different then getting on a roller coaster.
The answer is no.