QUESTION: Given the sentence "Many concertgoers lean happily toward the camera and smile." is it true that "The concertgoers were all sad because the concert got cancelled."?

Let's solve it slowly: People cannot be sad while they lean happily toward a camera.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "A dirt-bike racer taking a hard turn on a dirt course with one onlooker in the background."
Hypothesis: "The dirt-bike racer is on the bottom of the pool making turns."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
The dirt-bike racer cannot be on a dirt course and at the bottom of the pool making turns at the same time.
The answer is no.

Q: Given the sentence "A man in a cherry picker trims a tree." is it true that "A man trimming a tree."?
A: Trimming a tree and trims a tree are different forms of the same phrase.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "A man covered with a red shirt and wearing sunglasses is relaxing on a porch with a newspaper."
Hypothesis: "A man not willing to share his relaxation time with his wife."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man relaxing on a porch with a newspaper could share his relaxation time with his wife.
The answer is no.

[QUESTION] Premise: "There are four people in a kayak riding along a body of water."
Based on this premise, can we conclude that the hypothesis "Four people riding in a kayak." is true?
Options:
- yes
- it is not possible to tell
- no
Four people are just riding in a kayak along a body of water.
The answer is yes.

Q: Premise: "A little girl in jeans and a blue striped shirt is swinging on the swing with her hands out."
Hypothesis: "A girl swings on the swing-set at her elementary school playground."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
A little girl swinging on the swing with her hands out does not imply the swing-set is at her elementary school playground.
The answer is it is not possible to tell.