Objects in the image:
category: person
category: person
category: person
category: motorcycle
category: person
category: bicycle
category: person
category: person
category: bus
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it the bus?
a: No
q: is it something on top of the blue?
a: No
q: is it something on top of the bus?
a: Yes
q: is it the big blue bag?
a: No
q: is the tire on top of the bag?
a: No
q: is it a person?
a: No
q: is it a train?
a: No
q: is it on top of the train?
a: Yes
q: is it the bike?
a: Yes