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

Guessing-game dialogue about one of the objects:
q: Is it moving?
a: No
q: Is it grey?
a: No
q: Does it have a lamp in it?
a: Yes
q: Is it red?
a: Yes
q: Is it one under green?
a: No
q: Is it one alone standing next?
a: Yes
q: Right in the middle?
a: Yes