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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is he wear uniform?
a: Yes
q: is it a left side?
a: No
q: is he standing in back position?
a: Yes