Objects in the image:
category: person
category: bus
category: backpack
category: bicycle
category: stop sign

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it bicycle?
a: Yes
q: one with man in blue?
a: Yes
q: is it a person?
a: No
q: is it the bike?
a: Yes