Challenge: The Eight Demons' Formation: When the Two Red Cannons and Horses Clash with the Black Double Cannons in a Legendary Endgame - Can you solve it?

Step into a classic endgame battle where the Two Red Cannons and Horses face off against the Black Double Cannons in a balanced formation as sharp as a blade. Every move is a tactical masterstroke, every piece a seasoned general from the days of Xich Bi. Can Red break through Black's formidable defensive formation with the double horse exchange or will they fall into the trap of overlapping cannons? Uncover the secret of position #80d7 - where art and strategy intertwine in silent yet deadly moves.