Objects in the image:
category: person
category: person
category: person
category: airplane

Guessing-game dialogue about one of the objects:
q: is it a building?
a: No
q: is it a flag?
a: No
q: is it a wheel?
a: No
q: is it the stairs?
a: No
q: is it a sign?
a: No
q: is it the plane?
a: No
q: is it a person?
a: Yes
q: is the person in grey?
a: Yes