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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is it front one?
a: No
q: is in left?
a: Yes
q: is it in left?
a: Yes
q: is the person with bag in back?
a: No
q: is in front?
a: No
q: is in backmost?
a: Yes
q: is in leftmost?
a: Yes