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

Guessing-game dialogue about one of the objects:
q: Is it the train?
a: No
q: Is it traffic light?
a: Yes
q: Is it the one with a bright green light?
a: Yes
q: Is it right next to the sign with W 215?
a: Yes
q: Is it the whole thing?
a: Yes