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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it police officer?
a: No
q: is he on the roller skates?
a: No
q: is he on the skate board?
a: No
q: is he wearing brown jacket?
a: No
q: is he wearing white jacket?
a: No
q: is he wearing black jacket?
a: Yes