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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it on the court?
a: Yes
q: is it the net?
a: No
q: is it the ball?
a: No
q: is it on one of the people?
a: No
q: it it a racket?
a: Yes
q: the one with the lady in white pants?
a: No