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

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: train  ??
a: Yes
q: whole train ??
a: No
q: one of the blue parts?
a: Yes
q: is it just one?
a: Yes
q: is it the one closer to the bridge?
a: Yes