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

Guessing-game dialogue about one of the objects:
q: a bike?
a: No
q: a person?
a: No
q: a car?
a: Yes
q: Is it between the two bikers in the front?
a: No
q: yellow ??
a: No
q: 2nd from front?
a: Yes