QUESTION: Can we conclude from "Some rock musicians are playing at a concert." that "A rock concert is happening."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: If musicians are playing at a concert then a concert is happening.
The answer is yes.

QUESTION: Premise: "A man and two women standing by a wood pole in front of steps."
Hypothesis: "A man and two women are on a sidewalk."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The wood pole in front of the steps could be indoors too not necessarily on the sidewalk.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A darkly dressed jogger running towards an overpass on a sunny day." can we conclude that "A darkly dressed man is running outside on a sunny day."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
Running towards an overpass does not necessarily mean they are outside.
The answer is it is not possible to tell.