[QUESTION] Can we conclude from "Boys and girls of various ages participate in a potato sack race." that "Boys and girls of various ages participate in a sack race."?
Options:
- yes
- no
- it is not possible to tell
The participants in a potato sack race belong to various ages.
The answer is yes.

Q: Given the sentence "A sun filled area with posters on the cement pillars." is it true that "The posters are well lit."?
A: Sun filled implies well lit since there is a lot of light.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "A man is sitting on a stool."
Hypothesis: "Shining another man's black shoes."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man is being paid to shine another man's black shoes while he sits on a stool.
The answer is it is not possible to tell.

[QUESTION] Premise: "An older black woman is operating her electric wheelchair."
Hypothesis: "An older woman is in a wheelchair."
Do we know that the hypothesis entailed by the premise?
An older black woman is operating her electric wheelchair is a rephrase of an older woman is in a wheelchair.
The answer is yes.

Q: If "A young boy walking his bicycle in the early evening." does that mean that "The boy is not riding his bicycle."?
Options:
- yes
- it is not possible to tell
- no
A: Someone who is walking his bicycle cannot be riding his bicycle.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "A breakdancer balancing on one arm."
Hypothesis: "A breakdancer is practicing for a competition."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Just because a breakdancer balancing on one arm doesn't imply that he is practicing for a competition.
The answer is it is not possible to tell.