QUESTION: Premise: "A man fishing in a boat with mountains in the background."
Hypothesis: "The man is fishing with a worm looking to catch a pike."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Not all men fish with a worm or for a pike.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A boy with long hair wearing a long red jacket is playing the guitar."
Hypothesis: "The boy is interesting."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Not all boy with long hair wearing a long red jacket is playing the guitar is interesting.
The answer is it is not possible to tell.

Q: Premise: "A baseball player crouching to catch the ball as a runner slides to safety."
Hypothesis: "A baseball player is stealing a base."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: Just because a runner slides to safety does not mean that he is stealing a base.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A tattooed man in black playing a white guitar and singing." is it true that "A tattooed   man never saw  a white guitar."?

Let's solve it slowly: If one is playing a white guitar he had to see it.
The answer is no.

[QUESTION] Given the sentence "Many people are walking and carrying umbrellas because it's raining." is it true that "Some people don't have umbrellas and are getting wet."?
Just because it's raining it does not mean some people don't have umbrella's and are getting wet.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Two older men in gray jackets."
Hypothesis: "The women are wearing grey."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A:
Men refers to multiple males where women refers to multiple females. They cannot be one and the same.
The answer is no.