Q: Premise: "A white dog wearing a christmas reindeer headband plays with a brown dog in the grass among some stuffed animals."
Hypothesis: "Two dogs are playing dressed up for halloween."
Do we know that the hypothesis entailed by the premise?
A: If you are dressed up for Christmas you cannot be simultaneously dressed up for Halloween.
The answer is no.

QUESTION: Premise: "A woman and two girls sitting on a bench taking a picture."
Hypothesis: "A man is holding a baby."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Man holding a baby is contrary to the woman and two girls sitting on a bench in the first sentence.
The answer is no.

[QUESTION] Given the sentence "Black man on sitting in the foreground while a dark-skinned woman wearing a yellow dress walks in the background with something in her hand near her face." is it true that "The man and woman know one another."?
Black man on sitting in the foreground while a dark-skinned woman wearing a yellow dress walks in the background with something in her hand near her face does not mean that they know one another.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "An older man stand outside of a shop window."
Hypothesis: "An sad man stand outside of a shop window."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Not all older men standing outside of a shop window are sad.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A man pushing a refuse bin down the sidewalk."
Hypothesis: "The man is a garbage man."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man pushing a refuse bin down the sidewalk is not necessarily a garbage man.
The answer is it is not possible to tell.

QUESTION: Premise: "Man in white shirt holding a snow shovel."
Hypothesis: "A man is getting ready to shovel his sidewalk."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
Holding a snow shovel does not necessarily mean ready to shovel.
The answer is it is not possible to tell.