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

Guessing-game dialogue about one of the objects:
q: is it human?
a: No
q: someone is holding or touching it?
a: Yes
q: is it the skateboard?
a: Yes
q: Is the guy in the black shirt, in the front, playing with it?
a: No
q: the skate of white tshirt?
a: Yes