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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they wearing red?
a: No
q: is it a man?
a: Yes
q: do they have a purple backpack?
a: No
q: do they have a blue backpack?
a: Yes