QUESTION: Can we conclude from "A group of traditional mexican dancers twirl their flowing skirts." that "The group of traditional mexican dancers were wearing purple skirts."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A group of traditional Mexican dancers twirl their flowing skirts does not imply that they were wearing purple skirts.
The answer is it is not possible to tell.

QUESTION: Premise: "4 guys go around a turn in a speed skating competition."
Hypothesis: "The men are sewing curtains."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: People who are at a skating competition can not be sewing curtains at the same time.
The answer is no.

QUESTION: Premise: "At a street festival."
Hypothesis: "A boy and a man cook some sort of ""texas smoked"" meat while pedestrians pass by."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
Pedestrians watch in awe as two people cook brisket on a grill.
The answer is it is not possible to tell.