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

Guessing-game dialogue about one of the objects:
q: is it the blue board?
a: No
q: is it a car?
a: Yes
q: Is it a road sign?
a: No
q: is it a vehicle?
a: Yes
q: is the vehicle white in color?
a: Yes
q: is it the largest white vehicle in the picture?
a: Yes