Q: Can we conclude from "A girl is sitting in a chair at the table with a cellphone raised to her ear." that "A girl is making and important phone call to her mother."?
Options:
- yes
- no
- it is not possible to tell
A: A girl using a cellphone is not necessarily talking to her mother.
The answer is it is not possible to tell.

Q: Premise: "A young man doing a skateboard jump over concrete."
Hypothesis: "A young man is practicing skateboarding."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: If the man is doing a skateboard jump he is practicing skateboarding.
The answer is yes.

Q: Can we conclude from "A woman talking on a cellphone and holding an umbrella." that "A woman holding an umbrella stays dry in the rain."?
Options:
- yes
- no
- it is not possible to tell
A: One could have an umbrella for reasons other than staying dry in the rain.
The answer is it is not possible to tell.

Q: Premise: "Three men in black uniforms carrying trays of food in a restaurant kitchen."
Hypothesis: "Three men wearing yellow carrying trays of food."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
The men can not be wearing black uniforms and yellow at the same time.
The answer is no.