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

Guessing-game dialogue about one of the objects:
q: person ??
a: No
q: ? vehicle?
a: Yes
q: the whole vehicle is marked?
a: Yes
q: bus ??
a: No
q: blue ??
a: No
q: silver in front?
a: No
q: only little is showing?
a: No
q: black ??
a: Yes