1. Nf3 f6 2. e4 e6 3. Nc3 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
Center Attack
Reference: 1. e4 e6 2. Nf3 f6
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Propose this line as an exploration campaign
Keyboard move list
UNSOLVED · White to move · best line +1077cpbacked ·13
This position: analysed (640.0M nodes across 2 passes) — Moves here: 26 searched
workers serve visitor requests first
r1b4r/pp5k/4PP2/8/2B3p1/2P5/PP1b2PP/1K3R2 w - - 0 1
visits 2 · nodes 640.0M · 202.7s
raw engine output (last analysis)
info depth 35 seldepth 69 multipv 1 score cp 762 nodes 512002143 nps 2758275 hashfull 519 tbhits 175953 time 185624 pv c4b5 h8f8 f6f7 c8e6 f1f5 h7h8 c3c4 d2h6 b2b3 a7a5 f5h5 b7b6 b5d7 a5a4 b3b4 a4a3 d7c8 a8b8 b1c2 b8a8 g2g3 a8a7 c8d7 a7c7 c2d1 c7a7 d1e2 a7c7 h2h3 c7a7 h5b5 a7a4 b5f5 a4a7 f5h5 a7b7 h5b5 b7b8 d7c8 f8d8 b5d5 d8d6 d5d6 g4h3
info depth 35 seldepth 75 multipv 2 score cp 664 nodes 512002143 nps 2758275 hashfull 519 tbhits 175953 time 185624 pv f6f7 h8d8 f7f8n h7h6 c4d5 b7b6 f8d7 d8e8 d5e4 d2f4 d7b8 a7a5 b2b3 e8d8 e4d3 a5a4 b3b4 a4a3 g2g3 f4e3 e6e7 d8e8 d3f5 c8b7 f5e4 b7c8 h2h3 a8a7 e4f5 e3f2 c3c4 f2g1 f1e1 a7a4 e1d1 g1f2 b8c6 a4a6 f5c8 f2g1
· earlier wider pass ·
info depth 24 seldepth 66 multipv 1 score cp 825 nodes 128002281 nps 7504384 hashfull 689 tbhits 49471 time 17057 pv c4b5 c8e6 f1f5 d2g5 f6f7 h8f8 c3c4 a7a5 b2b3 b7b6 b5d7 a5a4 b3b4 a4a3 g2g3 h7h8 h2h3 g5d2 f5h5 d2h6 h5d5 h6e3 d5d1 e3d2 h3g4 h8g7 g3g4 d2g5 d1h1 g7f6 h1f1 f6e5
info depth 24 seldepth 57 multipv 2 score cp 484 nodes 128002281 nps 7504384 hashfull 689 tbhits 49471 time 17057 pv f6f7 h8d8 f1d1 d8f8 c4b5 c8e6 c3c4 a7a5 a2a4 b7b6 b5d7 a8a7 g2g3 a7c7 d1f1 h7h8 f1f5 d2c1 b2b3 c1g5 f5e5 g5f4 e5e4 c7c5 h2h3
info depth 24 seldepth 8 multipv 3 score cp 402 upperbound nodes 128002281 nps 7504384 hashfull 689 tbhits 49471 time 17057 pv c4e2 b7b5
info depth 23 seldepth 31 multipv 4 score cp 0 nodes 128002281 nps 7504384 hashfull 689 tbhits 49471 time 17057 pv f1d1 d2c3 b1c2 h8d8 d1d7 c8d7 f6f7 a8c8 c2d2 c8c4 b2b3 c4d4 d2e3 d4e4 e3d3 e4d4
info depth 23 seldepth 44 multipv 5 score cp 0 nodes 128002281 nps 7504384 hashfull 689 tbhits 49471 time 17057 pv c4d3 d2c3 f6f7 h8f8 f1c1 c8e6 c1c5 a8d8 c5h5 h7g6 h5h6 g6g7 h6g6 g7h7 g6h6
Moves
| move | state | eval | pn / dn | visits | |
|---|---|---|---|---|---|
| c4b5 | unsolved | 1077backed ·12 | 80 / 57 | 2 | |
| f6f7 | unsolved | 707backed ·5 | 19 / 56 | 1 | |
| c4e2 | unsolved | 136 | 160 / 1 | 1 | |
| a2a3 | unsolved | 0 | 210 / 1 | 1 | |
| b2b3 | unsolved | 0 | 169 / 1 | 1 | |
| g2g3 | unsolved | 0 | 233 / 1 | 1 | |
| h2h3 | unsolved | 0 | 187 / 1 | 1 | |
| e6e7 | unsolved | 0 | 93 / 1 | 1 | |
| a2a4 | unsolved | 0 | 186 / 1 | 1 | |
| b2b4 | unsolved | 0 | 234 / 1 | 1 | |
| h2h4 | unsolved | 0 | 235 / 1 | 1 | |
| c4d3 | unsolved | 0 | 9 / 8 | 1 | |
| f1d1 | unsolved | 0 | 234 / 1 | 1 | |
| f1e1 | unsolved | 0 | 235 / 1 | 1 | |
| f1g1 | unsolved | 0 | 234 / 1 | 1 | |
| f1h1 | unsolved | 0 | 234 / 1 | 1 | |
| f1f2 | unsolved | 0 | 234 / 1 | 1 | |
| f1f4 | unsolved | 0 | 233 / 1 | 1 | |
| b1a1 | unsolved | 0 | 234 / 1 | 1 | |
| c4d5 | unsolved | -19 | 129 / 1 | 1 | |
| f1f3 | unsolved | -445 | 268 / 1 | 1 | |
| f1f5 | unsolved | -937 | 255 / 1 | 1 | |
| c4a6 | unsolved | -10000backed ·1 | ∞ / 0 | 1 | |
| c4b3 | BLACK_WIN MINIMAX | -≤M2 | ∞ / 0 | 1 | |
| f1c1 | BLACK_WIN MINIMAX | -≤M1 | ∞ / 0 | 1 | |
| b1c2 | BLACK_WIN MINIMAX | -≤M1 | ∞ / 0 | 1 |