Objects in the image:
category: train
category: bench
category: bench
category: person
category: train
category: bench

Guessing-game dialogue about one of the objects:
q: is it a train?
a: Yes
q: is it in the rear?
a: Yes
q: is it in the main screen?
a: N/A
q: is it behind the train in the main screen?
a: Yes