QUESTION: Given the sentence "A man with a strange beard is working on computer products in a dimly lit room." is it true that "A bearded man is using a computer."?

Let's solve it slowly: Using a computer is another way people say working on a computer.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "A cowboy is attempting to lasso a calf while riding a horse."
Hypothesis: "A cowboy is happily attempting to lasso a calf."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Not all cowboy attempting to lasso a calf is happily attempting to lasso a calf.
The answer is it is not possible to tell.

Q: Premise: "A crowd of people coming down the stairs from the court house."
Hypothesis: "A crowd of people coming down from court house."
Do we know that the hypothesis entailed by the premise?
A: The stairs are what the crowd of people is using to come down from the court house.
The answer is yes.

QUESTION: Can we conclude from "A man windsurfs in the ocean." that "A man windsurfs while his girlfriend watches from the shore."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The man that is windsurfing doesn't necessarily have a girlfriend who watches from the shore.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Two older men are sitting outside and one of them has his head down while the other is reading." is it true that "The man with his head down is napping."?
A man may have his head down and not be napping.
The answer is it is not possible to tell.

Q: If "Musicians perform outdoors." does that mean that "People are performing at a fair."?
Options:
- yes
- it is not possible to tell
- no
A:
Although the musicians are performing outdoors there is nothing to suggest that they are performing at a fair.
The answer is it is not possible to tell.