QUESTION: Premise: "A man in a white shirt and jeans using a chainsaw to cut down a tree."
Hypothesis: "A man is feeding tree limbs into a mulcher."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Using a mulcher is different from cutting down trees using a chainsaw.
The answer is no.

[QUESTION] Given the sentence "A large brown dog is running across sand dunes in front of some small green foliage." can we conclude that "A large brown dog is sitting in front of some small green foliage."?
Options:
- yes
- it is not possible to tell
- no
The large brown dog is not necessarily sitting in front of the foliage.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "The people are marching through the street."
Hypothesis: "People are marching in a protest."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: The people are marching through the street does not imply that they are marching in a protest.
The answer is it is not possible to tell.

QUESTION: Premise: "A row of red bicycles are parked on the street."
Based on this premise, can we conclude that the hypothesis "The parked bicycles will be gone after classes are out for the day." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Bicycles parked on the street does not imply they will be gone.
The answer is it is not possible to tell.

[QUESTION] Can we conclude from "Two men ride on a rural road in a flatbed vehicle pulled by two horses." that "The vehicle getting pulled by the horses has a broken engine."?
Options:
- yes
- no
- it is not possible to tell
Horses could be pulling the vehicle for reasons other than a broken engine.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Dog standing in grass playing with green flying disc."
Hypothesis: "A dog playing at a dog park."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A:
Dog standing in grass playing with green flying disc need not necessarily be at a dog park.
The answer is it is not possible to tell.