Không rõ —
Jiang Zongkai's Edge Pawn Chariot Horse Cannon Opening #33
Bian Bing Ma Opening · Same-direction direct chariot vs lateral chariot — red two-headed snake vs black twin lateral chariots
Bian Bing Ma Opening · Same-direction direct chariot vs lateral chariot — red two-headed snake vs black twin lateral chariots
Bian Bing Ma Opening · 5-7 cannon vs screen horses + 3rd pawn + right horse outer river-link
Bian Bing Ma Opening · Central cannon + riverrank cannon vs left three-step tiger
Bian Bing Ma Opening · Central cannon vs left three-step tiger to opposite cannons — red left direct chariot
Bian Bing Ma Opening · Central cannon + 7th-file horse vs screen horses — red central pawn vs black twin river cannons