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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it something in person hand?
a: No
q: is the tennis ball court?
a: No
q: is the camera?
a: No
q: is that sky blue color shade kept on the end?
a: No
q: that vi board kept upside down?
a: No
q: next to that sky blue color that one?
a: No
q: something the persons standing outside court wearing?
a: No
q: that blue color cloth from black camera?
a: No
q: is the object inside the court?
a: Yes
q: is it ball?
a: Yes