Objects in the image:
category: person
category: tennis racket
category: person
category: person
category: backpack
category: tennis racket
category: bench

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Is it the one in green?
a: No
q: Is it the one all the way to the left?
a: No
q: Is it the one walking towards the lady in green?
a: Yes