Objects in the image:
category: person
category: person
category: bench
category: person
category: bench
category: bench
category: person
category: person
category: person
category: frisbee
category: bench
category: bench

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it a person?
a: No
q: the Frisbee?
a: No
q: clothe of the man?
a: No
q: the shadow?
a: No
q: at the back?
a: Yes
q: a bench?
a: Yes
q: no one seated?
a: Yes