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

Guessing-game dialogue about one of the objects:
q: IS IT HUMAN?
a: Yes
q: ON THE COURT?
a: No
q: ONE OF FIVE PEOPLE WATCHING?
a: Yes
q: ONE OF THREE IN FRONT ROW?
a: No
q: ONE OF TWO IN 2ND ROW?
a: Yes
q: ONE ON THE LEFT?
a: Yes