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

Guessing-game dialogue about one of the objects:
q: Is it an animal?
a: No
q: Is it a person?
a: No
q: Is it on the animal?
a: Yes
q: Is it green?
a: No
q: Is it blue?
a: No
q: Is it a bag?
a: Yes
q: Is it black?
a: Yes