Q: Premise: "A waterskier flies into the air."
Hypothesis: "A waterskier has crashed into the water."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: A waterskier cannot be fly into the air while crashed into the water.
The answer is no.

Q: Premise: "The horse on the left is brown."
Hypothesis: "One of the horses is brown."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: To describe a horse as being on the left implies that there is a group of horses that the brown horse is one of.
The answer is yes.

Q: Test for natural language inference.
Premise: "A brave person rides their quad in the desert."
Hypothesis: "A person races in the desert."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Just because A brave person rides their quad in the desert does not mean that he races in the desert.
The answer is it is not possible to tell.

Q: Given the sentence "There are groups of people in green or purple shirts gathered outside holding signs and purple balloons." can we conclude that "Group of people gathered outside to celebrate their boss birthday."?
Options:
- yes
- it is not possible to tell
- no
A:
Gathering outside does not mean it is to celebrate their boss birthday.
The answer is it is not possible to tell.