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

Guessing-game dialogue about one of the objects:
q: it is someone?
a: No
q: a cone?
a: No
q: a skateboard?
a: No
q: a bag?
a: Yes
q: the red one?
a: No
q: the black one?
a: Yes