Objects in the image:
category: horse
category: person
category: person
category: person
category: person
category: person
category: person
category: person
category: horse
category: horse
category: horse
category: person
category: person
category: horse
category: horse
category: horse
category: horse
category: person

Guessing-game dialogue about one of the objects:
q: is it a horse?
a: No
q: is it a polo player?
a: No
q: is it the ball?
a: No
q: is it on a polo player?
a: No
q: is it a tent?
a: No
q: is it a car?
a: No
q: is it a person?
a: Yes
q: Is it to the left of the polo players?
a: Yes