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

Guessing-game dialogue about one of the objects:
q: train . .?
a: No
q: person sitting near the pole?
a: No
q: person ? ?
a: No
q: signal light ?
a: Yes
q: straight behind the man the red light?
a: N/A