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

Guessing-game dialogue about one of the objects:
q: IS IT THE TRAIN?
a: No
q: IS IT A PERSON?
a: Yes
q: is he in next to the blue compartment?
a: No
q: is he at the far end?
a: Yes
q: is he dressed in red?
a: No
q: is he wearing a green dress?
a: No
q: is he facing his back towards us?
a: Yes
q: is he standing next to suitcases on the ground?
a: Yes