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

Guessing-game dialogue about one of the objects:
q: is it vehicle?
a: Yes
q: is it car?
a: No
q: is it van?
a: No
q: is it white colour?
a: No
q: is it blue colour?
a: No
q: is it brown colour?
a: Yes