Q: Test for natural language inference.
Premise: "A man in a blue outfit works on a train."
Hypothesis: "A repairman is in the rail yard."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Not all men that work on a train is a repairman.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A man wearing a cowboy hate and black vest rides a horse in front of spectators."
Hypothesis: "A man dressed in a cowboy hat and black vest rides on his horse in front of spectators at a competition."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Rides a horse in front of spectators does not imply that it is his horse or that is is a competition.
The answer is it is not possible to tell.

Q: Given the sentence "Two people are jogging around a blue track at dusk." is it true that "The people are high school runners."?
A: Not all people who jog on a track are high school runners.
The answer is it is not possible to tell.

Q: If "An asian man in a red shirt is grilling chicken." does that mean that "An asian man is wearing a blue shirt."?
Options:
- yes
- it is not possible to tell
- no
A:
The color of two shirts of the Asian man totally contradictory in one being blue and other being red.
The answer is no.