Q: Can we conclude from "Hula hoop contest at a wedding reception makes the wedding party happy." that "A hula hoop contest made a wedding party mad."?
Options:
- yes
- no
- it is not possible to tell
A: The hula hoop contest at the wedding could not make the guest happy and mad at the same time.
The answer is no.

Q: Given the sentence "A toddler boy gets into a bowl of dog food as a small dog watches from behind him." can we conclude that "A toddler boy plays with a ball with the dog."?
Options:
- yes
- it is not possible to tell
- no
A: The dog watching from behind the boy indicates that the boy is not playing with the dog with a ball.
The answer is no.

Q: Premise: "A man riding a bus passes a man on the sidewalk."
Based on this premise, can we conclude that the hypothesis "A man rides a bus to work." is true?
Options:
- yes
- it is not possible to tell
- no
A: A man riding a bus need not necessarily be going to work.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Five athletes line up at the start of a foot-race on a clay running surface inside a near empty sports arena."
Hypothesis: "A packed crowd gets ready to cheer on the runners."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A:
A sports arena can't be nearly empty and have a packed crowd at the same time.
The answer is no.