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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it part of the tennis court or the barrier?
a: No
q: is it a chair?
a: Yes
q: is it a red chair?
a: No
q: is it one of the blue plastic chairs?
a: Yes
q: is it in the front row where only the top few inches are visible?
a: Yes
q: is it one of the 2 chairs on the left?
a: No
q: is it the far right blue chair?
a: Yes