Objects in the image:
category: laptop
category: backpack
category: person
category: laptop
category: person
category: person
category: laptop
category: chair
category: chair
category: chair
category: person
category: chair
category: chair

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: is it sitting in front?
a: No
q: is it one of 2 at back seats?
a: Yes
q: is it the one on left?
a: No