Enigma in linea «Marshals at the parade»

Strange that such a significant event was poorly documented and such a big horse at the head of the parade remained under question. Many versions!
Said it Tersky horse - but it is not clear what: whether Tenacious, or Symbol; also mentioned in Salute of unknown breed.
the most votes "for" gaining light gray Idol with Tersk stud, horse of the Arab-Dono Kabardian breed of the complex.
the Opponents of this version indicate that this horse nowhere to be seen the stigma of the Tersky stud farm and saying that it was a Akhal-Teke Arab (military nickname Kazbek).