QUESTION: Given the sentence "A group of man are women are doing stretching." can we conclude that "The men and women are about to go for a run."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The men and women do not have to be going for a run in order to stretch.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "A group of people having a dinner party." that "The group of people are having a party."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Sometimes a group of people will have a party entailing dinner.
The answer is yes.

QUESTION: Given the sentence "Two men are observing a chemical reaction." is it true that "Two men in black lab coats watch some mice do circles."?

Let's solve it slowly:
A chemical reaction is a different form of experiment than watching some mice do circles.
The answer is no.