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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it bike?
a: No
q: is it vehicle?
a: Yes
q: is it car?
a: Yes
q: is its face visible?
a: No
q: is ti the one in silver in middle whose back clearly visible?
a: No
q: Is the van on the left in front of the truck?
a: Yes