[QUESTION] Premise: "Two older gentlemen sit behind a front desk that is at chest height on one and mid-torso height on the other."
Hypothesis: "The man are working on a project together at the desk."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Sitting behind a desk does not imply working on a project.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A large group of bicycles riding their bikes."
Hypothesis: "A bicycle race."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A large group of bicycle riders are not necessarily in a race.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Brown dog with white marking on forehead coming down cement steps." can we conclude that "A brown dog is coming down with a stick."?
Options:
- yes
- it is not possible to tell
- no
A dog coming down the steps does not imply that it would be caring a stick.
The answer is it is not possible to tell.

[QUESTION] Premise: "Trucks race in an obstacle course."
Hypothesis: "One truck is racing further ahead than the other."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Not all trucks race in an obstacle course is racing further ahead than the other.
The answer is it is not possible to tell.