Objects in the image:
category: tennis racket
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: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they on the tennis court?
a: No
q: are they on the right hand side of the fence?
a: Yes
q: are they wearing white?
a: Yes
q: are they wearing a hat?
a: Yes
q: is it the 2nd guy from the right next to the guy in the black shirt?
a: No
q: are they next to the lady in the blue shirt?
a: No
q: are they on the side the players are on?
a: No