QUESTION: If "A crowd stands." does that mean that "Waiting for a subway."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A crowd gathers around a drummer as they wait for a train.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "A woman with red-hair is talking to a man in a gray hoodie." that "A manager is speaking to one of her employees."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Not every woman is a manager. She could have been talking to one of her employees or someone in a different type of relationship to her.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A musician is on stage and playing a six-string bass guitar." can we conclude that "Nobody on stage."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
Total contradiction in statement Nobody on stage when sentence 1 clearly states musician is on stage.
The answer is no.