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

Guessing-game dialogue about one of the objects:
q: Is it a human?
a: Yes
q: Is it a child?
a: Yes
q: Is it a boy?
a: Yes
q: Is he behind the old man?
a: Yes