QUESTION: If "Several men in yellow and green vest in a cafe having lunch." does that mean that "The men are all scout leaders."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Men could be wearing yellow and green vests and not be Scout leaders.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "A man dressed in a plaid shirt and jeans stands just beside a bright spot of sun shining into either a cave or a mine of some sort." that "Man cycling through a park."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: One cannot stand beside a bright spot of sun by a cave or a mine and be cycling through a park simultaneously.
The answer is no.

QUESTION: Given the sentence "Five people are sitting inside a building." is it true that "Five people are sitting in the same building."?

Let's solve it slowly:
The people are sitting inside a building so they must be in the same building.
The answer is yes.