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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a horse?
a: No
q: is it a vehicle?
a: Yes
q: is it a taxi?
a: No
q: is it in front, between or behind a taxi?
a: Yes
q: is it in front of a taxi?
a: No
q: is it a truck?
a: No
q: is it an suv?
a: No
q: is it a truck?
a: No
q: is it a person?
a: No
q: Is it a person?
a: No
q: Is it a car?
a: No
q: A bike?
a: Yes
q: The one the guy in blue is riding?
a: Yes