Objects in the image:
category: car
category: truck
category: person
category: car
category: truck
category: car
category: truck
category: backpack
category: truck
category: person
category: motorcycle
category: car
category: car

Guessing-game dialogue about one of the objects:
q: IS the object a vehicle?
a: No
q: Is it on wheels?
a: Yes
q: Is it white?
a: No
q: Is it green?
a: Yes