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

Guessing-game dialogue about one of the objects:
q: IS it a person?
a: No
q: IS it an item of clothing?
a: No
q: Is it a building?
a: No
q: Is it a skateboard?
a: Yes