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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Is the person wearing black shorts?
a: N/A
q: does the person have a hat on his head?
a: Yes
q: is the person in the background?
a: Yes