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

Guessing-game dialogue about one of the objects:
q: is it a player?
a: No
q: is it a fan?
a: Yes
q: is it a man?
a: Yes
q: is he left of the players?
a: No
q: does he have a hat?
a: Yes
q: is he in the middle section visible between players?
a: Yes
q: is he in the front roe?
a: No
q: is he in the back row?
a: Yes
q: is he in a black top?
a: Yes
q: is he behind a man in a yellow top?
a: Yes