Objects in the image:
category: sports ball
category: person
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: a person?
a: Yes
q: the player?
a: No
q: left side?
a: Yes
q: in white?
a: No
q: in black?
a: Yes
q: first row from bottom?
a: No
q: 2nd ? '?
a: No
q: 3rd ??
a: No
q: 4th ??
a: No
q: 5th ??
a: No
q: 6th ??
a: Yes
q: 1st person from left?
a: No
q: 2nd ? .?
a: No
q: 3rd ??
a: No
q: 4th ??
a: No
q: 5 the?
a: No
q: 7th ??
a: Yes
q: first person from right in the left side?
a: No
q: 2nd ? ,?
a: No
q: 3rd ??
a: Yes