Objects in the image:
category: bicycle
category: person
category: person
category: person
category: person
category: person
category: backpack
category: skateboard
category: skateboard
category: person
category: person
category: person
category: bicycle

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it a girl?
a: No
q: does he have on a helmet?
a: Yes
q: are his shorts white with black strip?
a: No
q: is he the shortest kid?
a: Yes