Objects in the image:
category: keyboard
category: mouse
category: person
category: cup
category: cup
category: keyboard
category: keyboard
category: person
category: laptop
category: mouse
category: laptop

Guessing-game dialogue about one of the objects:
q: is it a piece of a computer?
a: No
q: is it on the desk?
a: No
q: is it a person?
a: Yes
q: is it the man on the left out the window?
a: Yes