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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a board?
a: Yes
q: are they sitting on it?
a: Yes
q: the one in back?
a: Yes