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

Guessing-game dialogue about one of the objects:
q: if the object is  in middle ans yes?
a: Yes
q: railway track or what?
a: No
q: the yellow object between the two tracks?
a: No
q: the pole or what?
a: No
q: wire or what?
a: No
q: is it in the train?
a: Yes
q: the whole train?
a: Yes