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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Is it luggage?
a: No
q: Is a person holding/touching it?
a: No
q: Is it touching the ground?
a: Yes
q: Can you see the person's back?
a: Yes
q: Is the person wearing red?
a: Yes
q: Is the person wearing a black backpack?
a: No