Objects in the image:
category: tennis racket
category: backpack
category: person
category: person
category: chair
category: chair
category: tennis racket
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it female?
a: No
q: it this person sitting?
a: Yes
q: is he wearing black?
a: No
q: is he wearing blue?
a: No
q: does his shirt have white letters?
a: No
q: is he wearing white?
a: Yes
q: is it a boy?
a: No
q: are his arms up?
a: Yes
q: is he next to a man wearing black?
a: Yes