Objects in the image:
category: person
category: car
category: person
category: person
category: car
category: bus
category: person

Guessing-game dialogue about one of the objects:
q: is it the bus?
a: No
q: is it the taxi?
a: No
q: is it a tree?
a: No
q: is it an ad?
a: Yes
q: the one on the front of the bus?
a: No
q: the first one on the side?
a: Yes