[Q] Premise: "4 people are dressed in costumes dancing on stage."
Based on this premise, can we conclude that the hypothesis "There are 4 people who are friends." is true?
Options:
- yes
- it is not possible to tell
- no
[A] Four people do not have to be friends because they are dressed in costumes.
The answer is it is not possible to tell.

[Q] Premise: "A brown-haired man wearing glasses."
Based on this premise, can we conclude that the hypothesis "A dark polo shirt and jeans sits in front of a piano while reading." is true?
Options:
- yes
- it is not possible to tell
- no
[A] A brown haired man is dressed nicely while reading a book.
The answer is yes.

[Q] Can we conclude from "Many people outside at a busy street market." that "There is no one at the market today."?
Options:
- yes
- no
- it is not possible to tell
[A] Stark contradiction saying no one at market as against many people outside market in sentence 1.
The answer is no.