Q: If "Young men race each other in a marathon." does that mean that "People are competing in an olympic marathon."?
Options:
- yes
- it is not possible to tell
- no
A: Racing each other does not imply competing in an Olympic marathon.
The answer is it is not possible to tell.

Q: Premise: "Kid guards face from soccer ball."
Hypothesis: "The player shields himself from getting hit."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: A kid who guards his face is a player shielding himself.
The answer is yes.

Q: Test for natural language inference.
Premise: "A person doing a bicycle trick over a wooden ramp."
Hypothesis: "The person is about to fall."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: If a person is doing a bicycle trick they do not have to be about to fall.
The answer is no.

Q: If "A man in a black brimmed hat and a red shirt is reading a book in front of a garage." does that mean that "A woman is riding a bike."?
Options:
- yes
- it is not possible to tell
- no
A:
A man reading a book is not a woman riding a bike.
The answer is no.