Two Snakes Enter the Den 双蛇入窟
✓ Engine-verifiedBook result: Red winsMate in 6夢入神機
📚 Mengru Shenji — a Ming-dynasty endgame manual
A xiangqi study from 夢入神機 第20局. Red to move to move — Red forces: King, Horse, Chariot, Pawn ×3; Black forces: King, Advisor ×2, Horse, Chariot, Cannon, Pawn. the classical books record: Red wins. Engine-verified — the winning side mates in 6 along the main line below.
✓ Engine-verified — The Fairy-Stockfish engine (NNUE) confirms Red checkmates in 6 moves — the main line was checked move by move, every move legal. Date checked: 2026-11-02.
- Source
- 夢入神機 第20局
- Book result
- Red wins
- Verification
- ✓ Engine-verified
- Side to move
- Red to move
- Difficulty
- Medium
- Red forces
- King, Horse, Chariot, Pawn ×3
- Black forces
- King, Advisor ×2, Horse, Chariot, Cannon, Pawn
- FEN
N2k1c3/n1P1aP3/3P1a3/9/9/9/9/9/2p1r4/3K3R1 w
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🧩 Open in SetupSolution
- 1.Red Pawn 2,1→3,1Black King 3,0→4,0
- 2.Red Pawn 3,1→4,1Black Chariot 4,8→4,1
- 3.Red Pawn 5,1→4,1Black Advisor 5,2→4,1
- 4.Red Horse 0,0→2,1Black King 4,0→3,0
- 5.Red Pawn 3,2→3,1Black King 3,0→4,0
- 6.Red Pawn 3,1→3,0