QUESTION: Can we conclude from "A group of asian girls having fun." that "A group of asian girls are singing karaoke and having fun."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Asian girls do not have to be singing karaoke to be having fun.
The answer is it is not possible to tell.

QUESTION: If "Two construction workers wearing orange safety vests at the site of a job." does that mean that "Two construction workers are working at the site of a job."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: When two construction workers wearing orange safety vests at the site of a job need not necessarily mean that they are working.
The answer is it is not possible to tell.

QUESTION: Given the sentence "The guard is looking at the city past the wall." is it true that "The guard is looking for the enemy."?

Let's solve it slowly:
Looking at the city does not necessarily mean looking for the enemy.
The answer is it is not possible to tell.