Objects in the image:
category: person
category: person
category: person
category: person
category: horse
category: person
category: person
category: horse
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 person?
a: Yes
q: is the person in the crowd?
a: No
q: is the person on a horse?
a: Yes
q: is he on the white horse?
a: No