QUESTION: Given the sentence "Construction worker leaning against under a crosswalk light." is it true that "A worker is taking a break."?

Let's solve it slowly: The worker can be just waiting on someone to arrive and not taking a break.
The answer is it is not possible to tell.


QUESTION: Test for natural language inference.
Premise: "A man in black is cleaning the roof of a building with a jet of water."
Hypothesis: "Bob was cleaning his roof with a jet of water."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: He was cleaning his roof with water because he was cleaning the roof of a building with water.
The answer is yes.


QUESTION: Premise: "A man wearing a jacket is painting a picture while people walk past him."
Hypothesis: "A man is painting."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The man who is wearing a jacket while painting a picture is the man who is painting.
The answer is yes.