[QUESTION] Can we conclude from "A man walks on the sidewalk next to a building." that "A man walks outside."?
Options:
- yes
- no
- it is not possible to tell
Someone who walks on the sidewalk next to a building is walking outside.
The answer is yes.

Q: Premise: "A man is repelling down the side of a mountain over the ocean."
Hypothesis: "The man is climbing up the moutain."
Do we know that the hypothesis entailed by the premise?
A: Up is the opposite of down. Climbing is much different than rappelling.
The answer is no.

QUESTION: Premise: "Men are struggling to carry wood down the street."
Hypothesis: "The men have wood upon wood."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: They could carry only one piece of wood and not wood upon wood.
The answer is it is not possible to tell.

[QUESTION] Premise: "A tattooed man in construction equipment and a harness touches the ground."
Hypothesis: "The  man is driving a bulldozer."
Do we know that the hypothesis entailed by the premise?
The man can't be driving a bulldozer because he is touching the ground.
The answer is no.

Q: Premise: "A person plays the guitar in front of a tall thin lamp."
Hypothesis: "The person is playing the flute."
Do we know that the hypothesis entailed by the premise?
A: A person cannot play a guitar and a flute at once.
The answer is no.

[QUESTION] Given the sentence "An image of a city street with several vehicles." is it true that "There is a picture of a street in a city."?
An image is a picture. City street implies a street in a city.
The answer is yes.