R & A: A pizza chef can be an individual other than a man. A pizza chef can be located somewhere other than in a pizza restaurant.
it is not possible to tell
Q: Test for natural language inference.
Premise: "A pizza chef is concentrating on something."
Hypothesis: "A man is working in a pizza restaurant."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

R & A: We can't imply that the pianist is a man working on a piano.
it is not possible to tell
Q: Premise: "A man working on a grand piano."
Hypothesis: "The pianist is working on his piano."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

R & A: Girl wearing a costume is a rephrasing of costumed girl and a crowd is a group of people.
yes
Q: Premise: "Costumed girl playing with a hula-hoop in a crowd."
Hypothesis: "A girl wearing a costume and using a hula-hoop in a group of people."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

R & A: A skateboarder is a person and doing a trick on a skateboard constitutes skateboarding.
yes
Q:
Test for natural language inference.
Premise: "A skateboarder wearing a black shirt is doing a trick."
Hypothesis: "A person is skateboarding."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell