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

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is it on the right?
a: No
q: is it on track?
a: Yes
q: is it train?
a: No
q: is it person in dark by train?
a: Yes