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

Guessing-game dialogue about one of the objects:
q: is it one of bike?
a: No
q: is it person?
a: No
q: is it vehicle?
a: Yes
q: is it white truck?
a: No
q: is it the car at extreme right?
a: Yes
q: the only one car with black colour?
a: Yes