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

Guessing-game dialogue about one of the objects:
q: person ..?
a: Yes
q: the player?
a: No
q: the person with black dress inside the court?
a: No
q: in the 1st row?
a: Yes
q: black t shirt from right?
a: No
q: lady next to him?
a: No
q: green t shirt?
a: No
q: person next to the green t shirt?
a: No
q: the light blue shirt with cap?
a: Yes