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

Guessing-game dialogue about one of the objects:
q: person / ?
a: N/A
q: shadow of person?
a: No
q: something someone is wearing or riding?
a: Yes
q: skateboard / ?
a: No
q: on one of 3 boys in center?
a: Yes
q: the middle one?
a: Yes
q: tie / ?
a: Yes