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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it the referee?
a: No
q: is it a player?
a: No
q: has it a cap?
a: No
q: is the man whit black hair under the referee?
a: Yes