[QUESTION] If "Two men in sunglasses are sitting in the back of a car." does that mean that "Two guys wearing nice sunglasses are in the back of a black sports car."?
Options:
- yes
- it is not possible to tell
- no
Car does not imply sports car and sunglasses does not imply nice sunglasses.
The answer is it is not possible to tell.

Q: Given the sentence "A man wearing a white helmet and green and black jacket is riding on a bright green and yellow motorcycle." can we conclude that "As people mill about him."?
Options:
- yes
- it is not possible to tell
- no
A: One man is enjoying being on his motorcycle in the presence of other people.
The answer is yes.

QUESTION: If "There is a small crowd of people in front of a building near the row of motorcycles." does that mean that "A single person is laying on the floor."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A crowd and a single person are different amounts of people.
The answer is no.

[QUESTION] Given the sentence "A man is playing drums in a band with a gray jacket on." is it true that "A human playing."?
A man playing and human playing are equivalent as part of man's description in a band.
The answer is yes.

Q: Premise: "A woman riding a bicycle."
Hypothesis: "The woman is on a bike."
Do we know that the hypothesis entailed by the premise?
A: One has to be on a bike in order to ride it.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "A man performs a skateboard trick."
Hypothesis: "The man has been skateboarding for years."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Doing a skateboard trick does not mean that the man has been skateboarding for years.
The answer is it is not possible to tell.