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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it on a person?
a: No
q: is it a ball?
a: No
q: is it in the background?
a: Yes
q: is it a chair?
a: Yes
q: is it in the first row of chairs?
a: No
q: is it in the second row?
a: Yes
q: i see eight chairs to the tennis players left. is it one of these chairs?
a: No
q: i see three chairs directly behind and to the tennis players right. Is it one of these?
a: No
q: on the far right. is it one of these chairs?
a: Yes
q: is it the first chair?
a: No
q: is it the second chair?
a: No
q: is it third?
a: Yes