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

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: Yes
q: Is it the first person in the blue shirt?
a: No
q: Is it the person in the light colored clothing?
a: No
q: Is it the person in purple?
a: No
q: Is it the person at the back of the picture, wearing all blue?
a: Yes