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

Guessing-game dialogue about one of the objects:
q: a person?
a: Yes
q: the skate boarder?
a: No
q: in white?
a: No
q: sitting ??
a: Yes
q: left side?
a: N/A
q: the boy?
a: Yes
q: with a girl?
a: Yes