[QUESTION] Premise: "A black dog and a brown dog are playing rough on green grass."
Based on this premise, can we conclude that the hypothesis "The dogs played in the back yard." is true?
Options:
- yes
- it is not possible to tell
- no
Green grass does not imply only a back yard but could be any grassy area.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A man in a red baseball cap eats a chip."
Hypothesis: "A man at a baseball game."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
In a baseball cap does not necessarily mean at a baseball game.
The answer is it is not possible to tell.

[QUESTION] If "People work together to get everything out of a truck." does that mean that "People unloading a truck."?
Options:
- yes
- it is not possible to tell
- no
Unloading a truck is a rephrasing of getting everything out of a truck.
The answer is yes.

[QUESTION] Given the sentence "Person in a red diving suit suspended from a helicopter." is it true that "A rescue worker is lowered to the sea to help survivors."?
Person in a red diving suit suspended from a helicopter does not indicate that A rescue worker is lowered to the sea to help survivors.
The answer is it is not possible to tell.