Objects in the image:
category: chair
category: backpack
category: bench
category: tennis racket
category: backpack
category: tennis racket
category: bench
category: sports ball
category: backpack
category: sports ball
category: person
category: backpack
category: person
category: person
category: tennis racket
category: person
category: tennis racket
category: person

Guessing-game dialogue about one of the objects:
q: is it in left?
a: No
q: is it person?
a: No
q: is it bat?
a: No
q: is it ball?
a: No
q: is it bag?
a: Yes
q: is it in left?
a: No
q: i it red?
a: No
q: is it white?
a: No
q: is it black and red?
a: No
q: is in black?
a: Yes
q: is in chair?
a: N/A
q: is with the person?
a: Yes