Objects in the image:
category: person
category: person
category: train
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a train?
a: No
q: part of the train?
a: No
q: is it pole with sign?
a: No
q: is it on the train?
a: Yes
q: is it the person?
a: Yes
q: is it in the middle carriage?
a: Yes
q: the one most out?
a: No
q: the little piece which is more close to me?
a: Yes