[QUESTION] Given the sentence "A topless man cooking outside on the grill." is it true that "The man was outside in the back yard."?
A man cooking outside on the grill does not have to necessarily be in the back yard.
The answer is it is not possible to tell.

Q: If "A little girl in blue is watching a little boy in black swing at a disney princess pinata." does that mean that "A girl celebrates her birthday."?
Options:
- yes
- it is not possible to tell
- no
A: The girl could be celebrating something other than her birthday. It could be a different kid's birthday.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A green felt-covered table with bananas on it is on one side of a street where many people are walking."
Hypothesis: "A green felt-covered table with bananas is not kept on the a street where many people are walking."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: One one side of the street means near the street. Not kept on the street means not near the street.
The answer is no.

[QUESTION] Given the sentence "A man on rollerblades skates around some cones on a wide walkway." can we conclude that "The man on roller blades is doing an fun course."?
Options:
- yes
- it is not possible to tell
- no
Skating around some cones on a wide walkway does not imply that the man is doing an fun course.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A young boy is cooking lunch on the grill."
Hypothesis: "A child is learning how to use a grill."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A person cooking lunch on a grill doesn't mean he is learning how to do it for the first time.
The answer is it is not possible to tell.

[QUESTION] If "A pair of hands taking apart a clock." does that mean that "Someone is disassembling a clock."?
Options:
- yes
- it is not possible to tell
- no
A pair of hands means someone and taking apart is a rephrasing of disassembling.
The answer is yes.