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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is he playing?
a: No
q: is he in front?
a: No
q: is they sitting back?
a: No
q: is he sitting in the chair?
a: No
q: is he sitting down?
a: No