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

Guessing-game dialogue about one of the objects:
q: is the object a train?
a: No
q: is the object rails?
a: No
q: is the object a person?
a: Yes
q: is he wearing yellow t shirt?
a: No
q: is he standing next to the stairs?
a: No
q: is he behind another man?
a: No
q: is he wearing orange color shirt?
a: Yes
q: is he standing on the ground?
a: No
q: is he standing next to the empty track?
a: Yes