A pair of twins who were separated and reunited, later generations called them Zayat Bal. Some people thought that this was just a great khan whose achievements were comparable to Genghis Khan, until later people found two skeletons under the grass, as if they were curled up in the mother's body. , Their skulls were cast in gold, and their postures were more calm. The bones of an old monk were engraved with "Temu", and the other was "Zaya". People also recognized from the knife mark that injured the orbital bone that it was the golden king Borjijin Erdeni.
Purpose: The proud son of the same mother and a prisoner fight together?