1. Nf3 f6 2. e4 e6 3. Na3 c6 4. Nb5 cxb5 5. d4 Nc6 6. Bb5 h5 7. c3 Nh6 8. Ne5 fxe5 9. Bg5 Qf6 10. f4 Ng4 11. f5 Qxg5 12. Qxh5 g5 13. Rf1 e5 14. dxe5 d6 15. O-O-O d5 16. e5 g4 17. Rxd5 Kf7 18. Bc4 Kg7 19. f6 Kh7 20. e6 Bh6 21. Kb1 Bd2 22. f7 Bxe6 23. Bb5 Rhf8 24. Rf5 Kg7 25. Bd7 Bg5 26. c4 a6 27. Bc8
Center Attack
Reference: 1. e4 e6 2. Nf3 f6
Suggest a name for this position
Propose this line as an exploration campaign
Keyboard move list
UNSOLVED · Black to move · best line -1220cpbacked ·5
This position: analysed (128.0M nodes across 1 pass) — Moves here: 25 searched
workers serve visitor requests first
r1B2r2/1p3Pk1/p7/5Rb1/2P3p1/8/PP4PP/1K6 b - - 0 1
visits 1 · nodes 128.0M · 33.3s
raw engine output (last analysis)
info depth 19 seldepth 58 multipv 1 score cp -905 nodes 128002534 nps 3839538 hashfull 134 tbhits 93466 time 33338 pv b7b6 b2b4 g7h8 a2a4 a6a5 b4b5 a8b8 g2g3 h8h7 c4c5 b6c5 b5b6 h7g7 f5d5 g7h8 h2h3 g5h6 h3g4 h6g5 g3g4 h8g7 d5d6 g7h8 d6d1 g5f6
info depth 19 seldepth 48 multipv 2 score cp -1043 nodes 128002534 nps 3839538 hashfull 134 tbhits 93466 time 33338 pv g5c1 b2b4 b7b6 f5h5 g7f6 h5g5 c1f4 a2a3 f4e3 g2g3 a6a5 b4b5 e3d2 b1c2 a8b8 g5f5 f6g7 f5h5 d2c1
info depth 18 seldepth 56 multipv 3 score cp -1238 nodes 128002534 nps 3839538 hashfull 134 tbhits 93466 time 33338 pv b7b5 c4c5 a6a5 b2b3 b5b4 a2a4 b4a3 c5c6 g5f4 f5h5 g7f6 h5e5 f6g6 e5e6 g6g7 e6e8 g7f6 e8f8 f4h6 c6c7 f6e5 f7f8q
info depth 18 seldepth 34 multipv 4 score cp -1399 nodes 128002534 nps 3839538 hashfull 134 tbhits 93466 time 33338 pv a8c8 f5f6 a6a5 f6h6 g5d2 b2b3 b7b6 h6h8 g7g6 h8g8 g6f6 g8f8 d2h6 h2h4
info depth 18 seldepth 60 multipv 5 score cp -1628 nodes 128002534 nps 3839538 hashfull 134 tbhits 93466 time 33338 pv g5e7 c8b7 f8b8 b2b3 e7f8 f5e5 g7h7 e5h5 h7g6 h5g5 g6f6 g5g6 f6e5 g6e6 e5d4 c4c5 b8a8
Moves
| move | state | eval | pn / dn | visits | |
|---|---|---|---|---|---|
| b7b6 | unsolved | -1220backed ·4 | 16 / 61 | 1 | |
| b7b5 | unsolved | -1281 | 1 / 100 | 1 | |
| g5c1 | unsolved | -1290backed ·3 | 28 / 2 | 1 | |
| a8c8 | unsolved | -1584 | 1 / 96 | 1 | |
| a6a5 | unsolved | -1662 | 1 / 84 | 1 | |
| g5h6 | unsolved | -1947 | 1 / 115 | 1 | |
| g5d2 | unsolved | -1954 | 1 / 115 | 1 | |
| g5d8 | unsolved | -1965 | 1 / 101 | 1 | |
| a8a7 | unsolved | -1985 | 1 / 99 | 1 | |
| a8b8 | unsolved | -1985backed ·1 | 1 / 99 | 1 | |
| g5h4 | unsolved | -1999 | 1 / 100 | 1 | |
| g5f4 | unsolved | -2002 | 1 / 97 | 1 | |
| g5e3 | unsolved | -2031 | 1 / 100 | 1 | |
| g4g3 | unsolved | -2225 | 1 / 99 | 1 | |
| g7h7 | unsolved | -2244 | 1 / 123 | 1 | |
| g5e7 | unsolved | -2304 | 1 / 101 | 1 | |
| g7h8 | unsolved | -8639 | 1 / 99 | 1 | |
| f8c8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| f8d8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| f8e8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| f8h8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| g5f6 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| f8g8 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| g7g6 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| g7h6 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 |