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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: IS it the bicycle?
a: No
q: Is it something on the bicycle?
a: Yes
q: Is it the bag/one of the bags on the back?
a: Yes
q: Is it a single one?
a: Yes
q: Is it the one on the left?
a: Yes