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

Guessing-game dialogue about one of the objects:
q: Is it a human?
a: Yes
q: Is it the tennis player?
a: No
q: So one of the ball boys?
a: Yes
q: The one with his hand in the air?
a: No
q: One of the three standing/watching the match?
a: Yes
q: The one closest to the person with his hand in the air?
a: No
q: The one in the middle?
a: No
q: So the one farthest away next to the person reaching over the wall?
a: Yes
q: The entire person?
a: Yes