[Q] Test for natural language inference.
Premise: "A woman facing away from the camera stands on a city street."
Hypothesis: "The woman is sitting on  a couch."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] If a woman stands on the street she is not sitting on a couch.
The answer is no.

[Q] Premise: "A man in the work clothes is pulling the cord with the truck in the background."
Hypothesis: "The man is trying to start his lawnmower."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] A man pulling a cord does not necessarily mean he is trying to start his lawnmower.
The answer is it is not possible to tell.

[Q] Premise: "A female singer dressed in black sings on stage in front of backup dancers."
Hypothesis: "There are people on a stage."
Do we know that the hypothesis entailed by the premise?
[A] A female singer and backup dancers are people and are on a stage.
The answer is yes.