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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a tennis ball?
a: No
q: is it being held by a person?
a: Yes
q: is the person holding it wearing gray t shirt?
a: Yes
q: is the person wearing black shorts?
a: Yes