Objects in the image:
category: backpack
category: person
category: umbrella
category: person
category: backpack
category: person
category: handbag
category: umbrella
category: person
category: umbrella
category: handbag
category: backpack
category: umbrella
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it on a person?
a: Yes
q: is it a bookbag?
a: Yes
q: is it the second guy from the left's backpack?
a: No
q: The third guys?
a: Yes