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

Guessing-game dialogue about one of the objects:
q: is a human?
a: No
q: is it bike?
a: No
q: is a vehicle?
a: Yes
q: is the black car?
a: Yes