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

Guessing-game dialogue about one of the objects:
q: is it a vehicle?
a: Yes
q: green big vehicle?
a: No
q: black vehicle right side of the green one?
a: No
q: left side black vehicle near the green one?
a: Yes
q: in front of green and back of a another black?
a: Yes