Q: Premise: "Two women are standing on a boat looking at the water."
Hypothesis: "Two women sit on a couch."
Do we know that the hypothesis entailed by the premise?
A: Two women can't sit on a couch and be standing on a boat at the same time.
The answer is no.

QUESTION: Premise: "Very decorative with toys around and the girl looks beautiful."
Based on this premise, can we conclude that the hypothesis "The toys are strewn haphazardly around the room." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Toys making a very decorative scene would not also be strewn haphazardly.
The answer is no.

[QUESTION] Given the sentence "A lady wearing a black dress and with sunglasses is talking on the phone." can we conclude that "A lady wearing a black dress and with sunglasses is talking on the phone in the park."?
Options:
- yes
- it is not possible to tell
- no
The lady never indicates that she is in the park while wearing a black dress and sunglasses.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A man in a blue shirt and a woman in a red shirt sitting on the grass."
Hypothesis: "The man is about to propose to the woman."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Sitting on the grass does not imply he is about to propose.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "An older metal worker is sanding down a piece of sheet metal in a workshop."
Hypothesis: "A worker is using a large sander."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Sanding down a sheet metal need not be done only with a sander.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Two friends having a great day on a beach." can we conclude that "There are dogs on the beach."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
Nothing about friendship or having a great day imply the presence of dogs.
The answer is it is not possible to tell.