[QUESTION] Can we conclude from "A man gives a presentation." that "The man does not give a presentation."?
Options:
- yes
- no
- it is not possible to tell
You cannot give a presentation and not give a presentation at the same time.
The answer is no.

Q: Can we conclude from "Man in formal wear giving a speech." that "A man gives a political speech."?
Options:
- yes
- no
- it is not possible to tell
A: Giving a speech does not mean it is a political speech.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A boy on his bike stops and looks back at the cameraman."
Hypothesis: "A boy is facing away from the camera."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Person facing away from camera cannot looks at cameraman at the same time.
The answer is no.

[QUESTION] Premise: "Young boy swings at a colorful pinata with a blue bat."
Hypothesis: "The boy is swinging at the pinata with a blue pillow."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A bat and a pillow are not the same thing. A young boy is a boy but a boy is not necessarily young.
The answer is no.

Q: Given the sentence "A man in church robes is talking to a man with a backpack." is it true that "While a child watches."?
A: A disc jockey is reading his requests for the next song.
The answer is no.

[QUESTION] Given the sentence "A man giving a presentation in front of a projected image." is it true that "A man gives a presentation."?
Gives a presentation is a rephrasing of giving a presentation in front of a projected image.
The answer is yes.