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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it a player?
a: No
q: are they in the stands?
a: Yes
q: is it an individual person?
a: Yes
q: is it a person?
a: Yes
q: is it a player?
a: No
q: is it an official?
a: No
q: is it a camera person?
a: No
q: is it a spectator?
a: Yes
q: are the in the front row?
a: No
q: are they wearing yellow?
a: No
q: are they wearing blue?
a: Yes
q: are they wearing red?
a: No
q: are they wearing a hat?
a: No