Q: If "Two dogs are looking at each other." does that mean that "The dogs are in a dog park."?
Options:
- yes
- it is not possible to tell
- no
A: The dogs who are looking at each other are not necessarily in a dog park.
The answer is it is not possible to tell.

QUESTION: Premise: "Chinese man in store standing next to cardboard cut out of a woman."
Hypothesis: "The man is posing for a picture."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Standing next to cardboard cut out does not necessarily mean posing for a picture.
The answer is it is not possible to tell.

[QUESTION] Premise: "Two men looking to be construction workers work in the sand."
Hypothesis: "Two men are working on a beach."
Do we know that the hypothesis entailed by the premise?
Working in the sand does not imply working on a beach.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A man and a woman at an outing talking to each other."
Hypothesis: "A couple is talking."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: They may not be a couple in the sense of a formal relationship.
The answer is it is not possible to tell.

QUESTION: Premise: "A backhoe is digging a trench outside of a building."
Hypothesis: "A backhoe is moving dirt."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: That A backhoe is digging a trench outside of a building does not imply it is moving dirt.
The answer is it is not possible to tell.

QUESTION: Premise: "A group of people surf on a very large wave."
Hypothesis: "There are people outdoors surfing on a sunny day."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
Large waves can occur on cloudy days as well as on sunny ones.
The answer is it is not possible to tell.