Objects in the image:
category: person
category: bus
category: person
category: bus
category: person
category: car
category: person
category: bicycle
category: person
category: backpack
category: traffic light
category: traffic light
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: bike ??
a: No
q: bus ??
a: Yes
q: the big one in front?
a: Yes
q: whole bus?
a: Yes
q: is it a person?
a: No
q: bus ??
a: Yes
q: Is it the big one in front?
a: Yes