Can we conclude from "A young man plays a grand piano while others visit nearby." that "The old man played the electric keyboard."?
Options:
- yes
- no
- it is not possible to tell

no
Explanation: An old man has aged a lot and a young man has not so the man cannot be both..

Given the sentence "A rollerskater completing a stunt." is it true that "The person is rollerskating."?

yes
Explanation: A rollerskater is a person while completing a stunt must be rollerskating..

Given the sentence "This girl is smiling while she wears a halo of flowers." is it true that "The girl was the flower girl for a wedding."?

it is not possible to tell
Explanation: Not every girl wearing flowers is a flower girl for a wedding..

Can we conclude from "Woman in a scarf strolls along a sidewalk." that "A woman is going to the store."?
Options:
- yes
- no
- it is not possible to tell
it is not possible to tell
Explanation: Not all woman strolling along a sidewalk is going to the store..