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

Guessing-game dialogue about one of the objects:
q: is a train?
a: No
q: car ??
a: No
q: signal ??
a: Yes
q: at the right of the train?
a: Yes
q: with two round?
a: Yes
q: whole of that post?
a: No
q: one round?
a: No
q: top round?
a: No
q: below the two round?
a: Yes
q: left side?
a: No