Objects in the image:
category: chair
category: bus
category: bus
category: chair
category: chair

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: No
q: is it a plant?
a: No
q: is it a fence?
a: No
q: is it a house?
a: No
q: is it a sign?
a: No
q: are vehicles on top of it?
a: No
q: is it attached to a vehicle?
a: Yes
q: does it have numbers?
a: No
q: is it black?
a: No
q: is it blue?
a: Yes
q: is it a sign?
a: No
q: is it a sticker?
a: No
q: is it on the back bus?
a: No
q: is it on the front bus?
a: Yes
q: are you sure its blue?
a: Yes