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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it bag?
a: N/A
q: is it backpack?
a: Yes
q: is it with the person in white pant on left?
a: Yes