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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: a person is holding or wearing it?
a: No
q: in the background?
a: Yes
q: the ladder and/or chair on the left?
a: Yes
q: ladder and chair together?
a: No
q: just the chair?
a: Yes