[Q] If "A skateboarder doing a trick in front of a ramp with three people in the background." does that mean that "A friend decided to skateboard in front of his friends."?
Options:
- yes
- it is not possible to tell
- no
[A] This doesn't follow that three people in the background are his friends.
The answer is yes.

[Q] Given the sentence "A police officer with a riot shield protects civilians." can we conclude that "A police officer holding a defense mechanism."?
Options:
- yes
- it is not possible to tell
- no
[A] Someone who protects civilians is using a defense mechanism to protect.
The answer is yes.

[Q] Test for natural language inference.
Premise: "A woman street performer is singing and dancing."
Hypothesis: "A woman is on the street."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] A woman street performer who is singing and dancing could be doing these things while on a street.
The answer is yes.