Q: Premise: "A bald man in a gray button-up shirt and a black blazer is glancing down from his glasses while writing something in a book which appears to be a book signing as he has similar books stacked beside him."
Based on this premise, can we conclude that the hypothesis "A man is writing in a book." is true?
Options:
- yes
- it is not possible to tell
- no
A: You must be writing in a book in order to sign it.
The answer is yes.

Q: Premise: "A man in american flag shorts holds a white cube at the entrance of a marble building."
Hypothesis: "The man is wearing a suit in front of a gold building."
Do we know that the hypothesis entailed by the premise?
A: The man in the american flag shorts at the entrance of a marble building is not the same man as the man wearing a suit in front of a gold building.
The answer is no.

Q: Given the sentence "Firefighters monitoring a cave fire." is it true that "Firefighters plan out their strategy."?
A: Just because fire fighters monitoring doesn't imply that they plan out their strategy.
The answer is it is not possible to tell.

Q: If "Men dressed as santa clause walking down the street." does that mean that "Men dressed as santa clause are helping a charity."?
Options:
- yes
- it is not possible to tell
- no
A:
Men dressed as Santa Clause may do many things beside helping a charity.
The answer is it is not possible to tell.