Q: Given the sentence "A dog swims in the aqua water." is it true that "The dog is in a lake."?
A: Not all aqua water is in a lake but could also be an ocean or river.
The answer is it is not possible to tell.

QUESTION: Premise: "A man is walking with a guitar case."
Hypothesis: "A man is watching tv."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: It is unlikely for a man to be watching TV while walking with a guitar case.
The answer is no.

[QUESTION] Premise: "A tennis player gets ready to return the ball."
Hypothesis: "The tennis player is on a grass court."
Do we know that the hypothesis entailed by the premise?
The court could be made of any material and is not necessarily a grass court.
The answer is it is not possible to tell.

Q: Premise: "The musician in the brown coat is walking in his tennis shoes."
Hypothesis: "The musician is walking to the store in his tennis shoes."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: Just because the musician is walking doesn't mean he walking to the store.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "Young football players hurtle down the field."
Hypothesis: "The football players are winning the game."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: There is not evidence that the players are winning the football game.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A band is playing at a beach in the evening." is it true that "A band is playing on the beach this evening."?

Let's solve it slowly:
The time the band is playing is today in the evening.
The answer is yes.