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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they holding a racquet?
a: No
q: are they standing?
a: No
q: Is it in the first row of the audience on the left with a white t-shirt?
a: No
q: Is it the second one from the left wearing a grey t-shirt?
a: No
q: darker grey shirt, hand near mouth?
a: Yes