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

Guessing-game dialogue about one of the objects:
q: Is it dark?
a: No
q: Is it a railcar?
a: No
q: is it green?
a: No
q: Is it the mountain?
a: No
q: Is it the opening in mountain?
a: No
q: is it on ground?
a: No
q: is it on pole?
a: No