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

Guessing-game dialogue about one of the objects:
q: Is it alive?
a: Yes
q: Is it a passenger on the train?
a: Yes
q: Are they in the last car?
a: Yes
q: Are they in the front half of that car?
a: No
q: Are they in the backmost row?
a: No
q: next row forward?
a: Yes
q: Wearing what appears to be blue shirt?
a: Yes