Objects in the image:
category: tennis racket
category: person
category: sports ball
category: person
category: person
category: tennis racket
category: tennis racket
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: in right side?
a: No
q: in left side?
a: Yes
q: a person in front?
a: No
q: in back?
a: Yes