[Q] Test for natural language inference.
Premise: "A person is riding a bike in a tunnel."
Hypothesis: "Person on bike."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] A person riding a bike means there is a person bike.
The answer is yes.

[Q] If "Red spray is being ejected by an orange and white plane flying over the hilltops." does that mean that "A plane is flying over hilltops."?
Options:
- yes
- it is not possible to tell
- no
[A] A plane flying over hilltops refers to white plane flying over the hilltops.
The answer is yes.

[Q] Test for natural language inference.
Premise: "A man in midair doing a bicycle stunt on a half pipe."
Hypothesis: "The bicyclist is sitting on the park bench."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] One is either doing a stunt or sitting but not both at the same time.
The answer is no.