Objects in the image:
category: bottle
category: tennis racket
category: chair
category: chair
category: person
category: backpack
category: chair
category: tennis racket
category: person
category: tennis racket
category: tennis racket
category: bottle
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a racket?
a: No
q: is it a water bottle?
a: No
q: is it on the left side of the screen?
a: No
q: is it a chair?
a: Yes