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

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it skate board worn by person jumping?
a: No
q: skateboard hold by green shirt person?
a: No
q: the bike lying down its tire?
a: Yes