[QUESTION] Premise: "A classic propeller-driven airplane flies in the distance as two men play with a remote-controlled toy airplane in a field in the foreground."
Hypothesis: "Two men are controlling a jet while a toy plane flies by."
Do we know that the hypothesis entailed by the premise?
Two men cannot play with a remote- controlled toy airplane and be controlling a jet at the same time.
The answer is it is not possible to tell.

Q: Premise: "A woman wearing a t-shirt that says obama."
Hypothesis: "A female at an obama rally."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: Wearing a shirt with a political message does not mean one is simultaneously at a political rally.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A boy signals with his hands while he walks a white dog with a pink leash."
Hypothesis: "The boy motions to the lady nearby to come over and see the dog."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Signals with his hands does not imply he is signaling to a lady.
The answer is it is not possible to tell.

[QUESTION] Premise: "Two men sit at table at a conference given answers as the questions are called out."
Hypothesis: "Two men sitting at a table answering questions."
Do we know that the hypothesis entailed by the premise?
The men are answering questions as the questions are called out.
The answer is yes.

Q: Premise: "Dancers in white tops and black pants perform on stage."
Hypothesis: "Dancers dancing."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: Just because dancers perform on stage it does not mean they are dancing.
The answer is it is not possible to tell.

[QUESTION] Premise: "Two people begin to run down a sand bank."
Hypothesis: "Two people running at a beach."
Do we know that the hypothesis entailed by the premise?
The beach is not the only place where sand is located.
The answer is it is not possible to tell.