Objects in the image:
category: sports ball
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: chair
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it hanging on the railing?
a: No
q: is it in the air?
a: No
q: does it have something to do with basketball?
a: No
q: is it on the building?
a: No
q: is it on a person?
a: No
q: is it living?
a: No
q: is it on the left side of the picture?
a: No
q: is it on the right side of the picture?
a: No
q: is it gray?
a: No
q: is it part of the building?
a: No
q: does it look like a person?
a: No
q: is it dark blue?
a: No
q: is it pink?
a: No
q: is it in the middle?
a: Yes
q: is it a broom?
a: No
q: is it like a flag?
a: No
q: is it behind the boy?
a: Yes
q: does it look like it's made of cement?
a: No
q: are there 2 things together?
a: Yes
q: are they to the right of the girl with the green pant?
a: Yes