[QUESTION] Given the sentence "A middle-aged man with a broken left arm wearing a suit." is it true that "Who is walking by a couple of women on a sidewalk."?
A man passes two women on his way home from work.
The answer is it is not possible to tell.

Q: Given the sentence "A man with a mustache and a guitar sings for tips on the street." is it true that "A man sings on the street."?
A: The man sings for tips on the street is the same as sings on the street.
The answer is yes.

QUESTION: Given the sentence "A girl bends down to paint something underneath her." can we conclude that "A girl bends down."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A girl bends down to paint something underneath her can be shortened to a girl who bends down without ruining the meaning of the action.
The answer is yes.

[QUESTION] Given the sentence "A man on a three-wheeled motorcycle driving down a brick sidewalk in front of an exhibition hall." can we conclude that "A man is riding a three-wheeled motorcycle and enjoying himself."?
Options:
- yes
- it is not possible to tell
- no
Just because a man on a three-wheeled motorcycle driving down a brick sidewalk in front of an exhibition hall does not mean that he enjoying himself.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A man with a hat is taking a photo in a busy city."
Hypothesis: "A man with no hat is getting his picture taking."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: You can't be wearing a hat if you have no hat.
The answer is no.

[QUESTION] Premise: "A worker rests his foot on the back of a trailer."
Based on this premise, can we conclude that the hypothesis "A woker rests his foot on his trailer." is true?
Options:
- yes
- it is not possible to tell
- no
A worker who rests on the back of a trailer doesn't necessarily imply his trailer.
The answer is it is not possible to tell.