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

Guessing-game dialogue about one of the objects:
q: it is driveable?
a: No
q: is it a person?
a: No
q: can you see through it?
a: No
q: is it green?
a: No
q: it is something you step on?
a: No
q: does it open?
a: Yes
q: does it have windows?
a: No
q: can you put things inside it?
a: Yes