Objects in the image:
category: backpack
category: traffic light
category: person
category: person
category: person
category: car
category: person
category: backpack
category: skateboard
category: skateboard

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is it in left?
a: No
q: is it in front  right  in brown?
a: No
q: i in yellow?
a: Yes