Q: Premise: "Two people have their heads down on a table while a man in a brown jacket looks out the window at a group of bikes and motorcycles."
Hypothesis: "Two bored coworkers sleep off their dead shift while another coworker watches a group of bikes outside in anticipation."
Do we know that the hypothesis entailed by the premise?
A: It cannot be assured that people at table are bored coworkers and the one looking out is in anticipation.
The answer is it is not possible to tell.

Q: Given the sentence "A man in a red shirt holds a beer can and hammers while a man in a white shirt looks on." is it true that "The man has a beer can."?
A: The man in a red shirt has a beer can and hammers.
The answer is yes.

Q: Test for natural language inference.
Premise: "Man in sandals and blue shirt is bent over water."
Hypothesis: "There is a man in a blue shirt bent over."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A man in blue shirt is a man in a blue shirt.
The answer is yes.

Q: Test for natural language inference.
Premise: "Four people in safety vests and helmets pose with their bikes."
Hypothesis: "The bikers are taking a break from the race."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A:
Bikers pose with their bikes not necessarily taking a break from the race.
The answer is it is not possible to tell.