Objects in the image:
category: car
category: person
category: car
category: bicycle
category: person
category: person
category: bicycle
category: car
category: person
category: car
category: person
category: bicycle
category: person
category: person
category: person
category: bicycle
category: person
category: backpack
category: backpack
category: bicycle

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: Is it a bicycle?
a: No
q: Is it something a person is wearing?
a: Yes
q: Is it one of the bike riders?
a: No
q: is it a person on the sidewalk?
a: Yes
q: Is it one of the two people standing under the tree on the left side of the picture?
a: Yes
q: Is it the person with the black top and the white pants?
a: Yes
q: Is it the black top?
a: No
q: is it the white pants?
a: No
q: Does that person have some kind of bag?
a: Yes
q: Is it the bag?
a: Yes
q: Is the bag black?
a: Yes
q: Is it on the person's back?
a: Yes