Objects in the image:
category: person
category: handbag
category: person
category: train
category: person
category: person
category: person
category: train
category: handbag
category: person
category: person
category: person
category: handbag
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 bag?
a: Yes
q: is it bag carried by the guy who is third in line?
a: No