[QUESTION] If "A man skateboards." does that mean that "While another man rides a bike."?
Options:
- yes
- it is not possible to tell
- no
The two men work to fix the child's bicycle in their garage.
The answer is no.

Q: Given the sentence "A businessman wearing a suit is getting his shoes shined in a metropolitan area." can we conclude that "A lady getting her hat cleaned."?
Options:
- yes
- it is not possible to tell
- no
A: A businessman is a man and a lady is a woman.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "A kickboxer jumping for a kick."
Hypothesis: "Man practicing for fight."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Jumping for a kick does not mean he is practicing for fight.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A young man in a black shirt has propped up his head with his arm."
Hypothesis: "And has nearly fallen asleep."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A young man in a black shirt is laying on the ground passed out.
The answer is no.

Q: Can we conclude from "An older man shows how to use a machine." that "The man is teaching how to use a machine."?
Options:
- yes
- no
- it is not possible to tell
A: The man who is teaching how to use the machine is the older man.
The answer is yes.

[QUESTION] Can we conclude from "A man in a uniform stands next to a girl with purple hair holding a cup." that "A man wearing a uniforms stands next to a brown-haired girl selling brownies."?
Options:
- yes
- no
- it is not possible to tell
One cannot be brown-haired and have purple hair at the same time.
The answer is no.