Objects in the image:
category: person
category: person
category: person
category: tennis racket
category: person
category: person
category: person
category: person
category: person
category: person
category: chair
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 the player?
a: No
q: is it someone on the stands?
a: Yes
q: on the right side of the stairs?
a: No
q: is it someone in the first row?
a: Yes
q: the person right in the corner by the stairs?
a: No
q: is it the man sitting next to him?
a: No
q: is it the women sitting next to the empty seat?
a: Yes