Objects in the image:
category: tennis racket
category: person
category: person
category: tennis racket
category: person
category: person
category: person
category: bench
category: person
category: sports ball
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: is it the player?
a: No
q: is it sitting on ground...on grass?
a: Yes
q: is it on left side?
a: No
q: is it in middle ...somewhere?
a: Yes
q: is it wearing green shirt?
a: No
q: is it wearing white?
a: Yes