Objects in the image:
category: keyboard
category: mouse
category: tv

Guessing-game dialogue about one of the objects:
q: is it computer?
a: No
q: is it mouse?
a: No
q: is it keyboard?
a: No
q: is it pen?
a: No
q: is it something on computer?
a: No
q: is it something at back?
a: No
q: is it monitor?
a: Yes