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

Guessing-game dialogue about one of the objects:
q: is it human?
a: No
q: does it move by wheels?
a: Yes
q: is it the skateboard?
a: Yes