[QUESTION] If "A trader yells on the floor of an exchange." does that mean that "A trader is at work."?
Options:
- yes
- it is not possible to tell
- no
Not all trader yelling on the floor of an exchange is at work.
The answer is it is not possible to tell.

Q: Premise: "A green street post is covered in fliers."
Hypothesis: "The street post does not have anything on it."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: The street post does not have anything on it or is covered in fliers.
The answer is no.

QUESTION: Given the sentence "A crowd watches as men walk down the street in costumes." can we conclude that "People gather outside."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A crowd means that people gather and street implies that the people are outside.
The answer is yes.

[QUESTION] Premise: "People enjoying themselves on the street and laughing with a security officer."
Hypothesis: "People negioating with a guard."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Laughing with a security officer does not mean negioating with a guard.
The answer is it is not possible to tell.

Q: Can we conclude from "A woman holds a bubble wand while a toddler blows bubbles." that "A kid sleeps while a woman reads."?
Options:
- yes
- no
- it is not possible to tell
A: If a kid sleeps he cannot be the one who blows bubbles.
The answer is no.

[QUESTION] Given the sentence "Two men in front of a project screen." is it true that "Talking to a group of people."?
Two men talking to a group of people after giving a presentation.
The answer is it is not possible to tell.