1. Nf3 d6 2. Ng5 f5 3. Nf7 Qd7 4. e4 c6 5. Bb5 Qe6 6. exf5 g6 7. d4 e5 8. Nc3 Bh6 9. Ng5 Nf6 10. Nxh7 e4 11. Nxe4 Na6 12. Bc4 Bg4 13. f3 O-O-O 14. fxg4 Re8 15. Be6 Kb8 16. O-O b6 17. a3 Nc7 18. h3 a6 19. Bh6 a5 20. Qe2
Villager Defense, Knight Attack By Sea
Reference: 1. Nf3 d6 2. Ng5 f5
Suggest a name for this position
Propose this line as an exploration campaign
Keyboard move list
WHITE_WIN (practical, via MINIMAX) · ≤M13
This position: analysed (128.0M nodes across 1 pass) — Moves here: 27 searched
witness move: e8c8 (follow it below) end of line
proven by minimax from its replies: all 27 lose
1k2r3/2n5/1pppBnpB/p7/3P4/P6P/1PP1Q1P1/R4RK1 b - - 0 1
visits 1 · nodes 128.0M · 12.8s
raw engine output (last analysis)
info depth 29 seldepth 31 multipv 1 score mate -15 nodes 128001706 nps 9997790 hashfull 142 tbhits 909 time 12803 pv b8a8 g2g3 a5a4 f1f3 a8b8 f3c3 b6b5 c3c6 f6e4 e6d7 e4c3 b2c3 e8e3 e2f3 e3f3 a1e1 b5b4 e1e8 b8a7 e8a8 a7b6 h6f4 b4a3 a8a6 b6b7 d7c6 b7c8 a6a8 c8c7 f4d6
info depth 29 seldepth 31 multipv 2 score mate -15 nodes 128001706 nps 9997790 hashfull 142 tbhits 909 time 12803 pv a5a4 g2g3 b8a8 f1f3 a8b8 f3c3 b6b5 c3c6 f6e4 e6d7 e4c3 b2c3 e8e3 e2f3 e3f3 a1e1 b5b4 e1e8 b8a7 e8a8 a7b6 h6f4 b4a3 a8a6 b6b7 d7c6 b7c8 a6a8 c8c7 f4d6
info depth 29 seldepth 32 multipv 3 score mate -14 nodes 128001706 nps 9997790 hashfull 142 tbhits 909 time 12803 pv b6b5 g2g3 b8a8 a3a4 b5b4 f1f3 c7a6 d4d5 b4b3 c2b3 a6b4 d5c6 b4d3 e6d5 a8a7 e2e7 f6d7 e7d8 e8d8 f3f7 a7b8 f7f8 b8c7 f8c8 c7b6 h6e3 b6a6 d5b7
info depth 29 seldepth 25 multipv 4 score mate -12 nodes 128001706 nps 9997790 hashfull 142 tbhits 909 time 12803 pv c7a6 g2g3 a5a4 f1f4 b8a8 f4e4 e8d8 e6g4 a6c5 e4e7 d8d7 e7d7 f6e4 d4c5 b6b5 e2f1 e4f6 f1e1 f6d7 g4d7 c6c5 e1e7 c5c4 e7b7
info depth 29 seldepth 25 multipv 5 score mate -12 nodes 128001706 nps 9997790 hashfull 142 tbhits 909 time 12803 pv c7b5 a3a4 b5c7 g2g3 c7a6 f1f3 a6b4 e2f1 b4a6 f3b3 f6d5 b3b6 d5b4 a1a3 b8c7 a3b3 g6g5 e6d7 c6c5 f1a6 b4a6 b3b7 c7d8 d7e8
Moves
| move | state | eval | pn / dn | visits | |
|---|---|---|---|---|---|
| b6b5 | WHITE_WIN MATE_PV | -≤M13 | 0 / ∞ | 0 | |
| a5a4 | WHITE_WIN MATE_PV | -≤M12 | 0 / ∞ | 0 | |
| c7a6 | WHITE_WIN MATE_PV | -≤M12 | 0 / ∞ | 0 | |
| c7b5 | WHITE_WIN MATE_PV | -≤M12 | 0 / ∞ | 0 | |
| b8a8 | WHITE_WIN MATE_PV | -≤M11 | 0 / ∞ | 0 | |
| f6h5 | WHITE_WIN MINIMAX | -≤M11 | 0 / ∞ | 1 | |
| f6d5 | WHITE_WIN MINIMAX | -≤M10 | 0 / ∞ | 1 | |
| f6g8 | WHITE_WIN MINIMAX | -≤M9 | 0 / ∞ | 1 | |
| g6g5 | WHITE_WIN MINIMAX | -≤M9 | 0 / ∞ | 1 | |
| e8d8 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| f6g4 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| f6h7 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| c6c5 | WHITE_WIN MINIMAX | -≤M7 | 0 / ∞ | 1 | |
| e8h8 | WHITE_WIN MINIMAX | -≤M7 | 0 / ∞ | 1 | |
| d6d5 | WHITE_WIN MINIMAX | -≤M6 | 0 / ∞ | 1 | |
| e8f8 | WHITE_WIN MINIMAX | -≤M6 | 0 / ∞ | 1 | |
| f6e4 | WHITE_WIN MINIMAX | -≤M6 | 0 / ∞ | 1 | |
| e8e7 | WHITE_WIN MINIMAX | -≤M5 | 0 / ∞ | 1 | |
| e8g8 | WHITE_WIN MINIMAX | -≤M5 | 0 / ∞ | 1 | |
| c7e6 | WHITE_WIN MINIMAX | -≤M4 | 0 / ∞ | 1 | |
| c7d5 | WHITE_WIN MINIMAX | -≤M3 | 0 / ∞ | 1 | |
| e8e6 | WHITE_WIN MINIMAX | -≤M3 | 0 / ∞ | 1 | |
| f6d7 | WHITE_WIN MINIMAX | -≤M3 | 0 / ∞ | 1 | |
| b8a7 | WHITE_WIN MATE_PV | -≤M2 | 0 | ||
| b8b7 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7a8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| e8c8 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 |