QUESTION: Given the sentence "An elderly woman wearing a long brown jacket is talking to an elderly man wearing a tan jacket." can we conclude that "A woman talks to her husband at the restaurant table."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Not every man to whom a woman is talking is her husband. The couple could have been talking at a restaurant table or somewhere else.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "Two women talking closely."
Hypothesis: "Two women are standing across the street from each other eating ice cream."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Two women are not talking closely if they are across the street from each other.
The answer is no.

Q: Premise: "Large happy family walking down railroad tracks with two dogs in the winter."
Hypothesis: "A large happy family with two dogs are walking along railroad tracks in the winter."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: A family are walking along railroad tracks with two dogs in winter.
The answer is yes.

QUESTION: Premise: "Two people riding horses."
Hypothesis: "People ride horses on the beach."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Horses can be ridden in many places other than a beach.
The answer is it is not possible to tell.

[QUESTION] Can we conclude from "People waiting to get on a train." that "The people are waiting for a bus."?
Options:
- yes
- no
- it is not possible to tell
People are either waiting for a train or a bus to ride.
The answer is no.

Q: Premise: "A seagull is standing on a picnic table."
Hypothesis: "There are no seagulls."
Do we know that the hypothesis entailed by the premise?
A:
There cannot be seagulls and no seagulls at the same time.
The answer is no.