QUESTION: If "A woman on a cellphone walks up the steps of the underground with another passenger close behind." does that mean that "A woman is talking on the cellphone after getting of the underground."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: If the woman is walking up steps from the underground she must have just gotten off.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "Three people dressed in white clothing in caps giving three other people dressed in white clothing and caps a piggyback ride."
Hypothesis: "No one is giving a piggy back ride."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
If no one is giving a piggy back ride then there cannot be people giving a piggyback ride.
The answer is no.

Q: If "A construction worker stand upon a wooden beam and looks down." does that mean that "A person on top of a beam."?
Options:
- yes
- it is not possible to tell
- no
A: If a person is upon a beam then the person is on top of the beam.
The answer is yes.

QUESTION: Given the sentence "Two women in riding gear are racing horses." is it true that "Two women ride animals."?

Let's solve it slowly: The women have to be riding animals if they are racing horses.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "Three men in kayaks battle in the rough water."
Hypothesis: "Men are surfing on a huge wave."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
One cannot be surfing and in kayaks at the same time.
The answer is no.

Q: Can we conclude from "A person climbing a rock face." that "The climber is skipping."?
Options:
- yes
- no
- it is not possible to tell
A:
One can not be climbing and skipping at the same time.
The answer is no.