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

Guessing-game dialogue about one of the objects:
q: Is it the train?
a: No
q: Is it on the train?
a: No
q: Is it on the right half of the image?
a: No
q: Is it to the left of the left train track?
a: N/A
q: Is it somewhere on the platform or tracks?
a: Yes
q: Is it in between the two tracks?
a: Yes
q: Is it the green light?
a: Yes
q: Is it the light pole?
a: No
q: Is it one of the poles next to the pole with the green light?
a: No