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 Bg5 25. c4 Kh8
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 +1154cpbacked ·8
This position: analysed (640.0M nodes across 2 passes) — Moves here: 24 searched
workers serve visitor requests first
r4r1k/pp3P2/8/1B3Rb1/2P3p1/8/PP4PP/1K6 w - - 0 1
visits 2 · nodes 640.0M · 131.5s
raw engine output (last analysis)
info depth 29 seldepth 75 multipv 1 score cp 1100 nodes 512001041 nps 5938171 hashfull 372 tbhits 691567 time 86222 pv a2a4 a8c8 b2b4 g5c1 b5d7 c8d8 f5h5 h8g7 a4a5 g7f6 c4c5 a7a6 g2g3 c1e3 h5g5 e3c1 h2h4 g4h3 g3g4 c1d2 g5f5 f6g7 f5h5 d2c3 h5h1 g7f6 g4g5 f6e5 g5g6 e5f4 g6g7 c3b2 h1h3 f4g5 b1c2 b2c3 g7f8r
info depth 28 seldepth 70 multipv 2 score cp 1074 nodes 512001041 nps 5938171 hashfull 372 tbhits 691567 time 86222 pv b5d7 g5c1 b2b3 a8d8 f5h5 h8g7 c4c5 c1g5 h5h6 g5e3 a2a4 a7a6 a4a5 e3g1 b3b4 g1d4 g2g3 d4e3 h6h8 g7f6 h8h5 e3g1 h5f5 f6g6 f5g5 g6h7 g5h5 h7g7 h2h3 g4h3
· earlier wider pass ·
info depth 24 seldepth 59 multipv 1 score cp 1050 nodes 128001440 nps 2828636 hashfull 133 tbhits 193902 time 45252 pv b5d7 a7a5 d7c8 b7b6 b2b3 g5c1 a2a3 c1h6 f5h5 a8b8 g2g3 b8a8 h2h3 a8b8 a3a4 b8a8 h5b5 h8g7 h3g4 h6c1 g3g4 g7g6 b5h5 g6f6 h5e5 f6g6 g4g5 g6h5 e5e4 c1f4 g5g6 f8d8 e4d4 f4e5 f7f8q d8f8 d4h4 h5g5
info depth 24 seldepth 58 multipv 2 score cp 1046 nodes 128001440 nps 2828636 hashfull 133 tbhits 193902 time 45252 pv a2a4 a7a5 c4c5 h8h7 b2b3 h7h8 g2g3 h8g7 f5e5 g7h7 h2h3 g4h3 e5f5 h7h8 f5f1 a8d8 b5d7 h8g7 g3g4 g5f4 g4g5 f4g3 f1d1 g3f2 d1h1 f2h4
info depth 24 seldepth 48 multipv 3 score cp 826 nodes 128001440 nps 2828636 hashfull 133 tbhits 193902 time 45252 pv a2a3 a7a5 b2b3 b7b6 b5d7 a8d8 g2g3 h8g7 f5b5 g7h8 h2h3 g4h3 g3g4 h8h7 b5e5 h7g7 e5e1 g5f4 e1h1 f4g5 h1f1 g5d2
info depth 24 seldepth 45 multipv 4 score cp 826 nodes 128001440 nps 2828636 hashfull 133 tbhits 193902 time 45252 pv g2g3 a7a5 b2b3 b7b6 b5d7 a8d8 f5d5 h8h7 a2a3 h7h8 h2h3 g4h3 g3g4 h8h7 d5d1 h7g6 d1f1 g6g7 f1e1 g5f4 e1h1 f4g5 h1h6
info depth 24 seldepth 50 multipv 5 score cp 826 nodes 128001440 nps 2828636 hashfull 133 tbhits 193902 time 45252 pv b2b3 a7a5 g2g3 b7b6 b5d7 a8d8 f5d5 h8h7 a2a3 h7h8 h2h3 g4h3 g3g4 h8h7 d5d1 h7g6 d1f1 g6g7 f1e1 g7f6 e1e4 g5h4
Moves
| move | state | eval | pn / dn | visits | |
|---|---|---|---|---|---|
| b5d7 | unsolved | 1154backed ·7 | 57 / 13 | 1 | |
| a2a4 | unsolved | 1136backed ·4 | 1,048,707 / 16 | 3 | |
| c4c5 | unsolved | 1039 | 29 / 1 | 1 | |
| b2b3 | unsolved | 1006 | 81 / 1 | 1 | |
| g2g3 | unsolved | 949 | 33 / 1 | 1 | |
| a2a3 | unsolved | 828 | 30 / 1 | 1 | |
| h2h3 | unsolved | 798 | 33 / 1 | 1 | |
| b1c2 | unsolved | 794 | 34 / 1 | 1 | |
| f5f1 | unsolved | 700backed ·1 | 33 / 1 | 1 | |
| h2h4 | unsolved | 620 | 44 / 1 | 1 | |
| f5d5 | unsolved | 606 | 35 / 1 | 1 | |
| f5f2 | unsolved | 362 | 40 / 1 | 1 | |
| f5c5 | unsolved | 290 | 44 / 1 | 1 | |
| b5e8 | unsolved | 239 | 38 / 1 | 1 | |
| b2b4 | unsolved | 213 | 38 / 1 | 1 | |
| f5e5 | unsolved | 8 | 46 / 1 | 1 | |
| b1a1 | unsolved | 0 | 50 / 1 | 1 | |
| b5a4 | unsolved | 0 | 44 / 1 | 1 | |
| b5a6 | unsolved | 0 | 48 / 1 | 1 | |
| b5c6 | unsolved | 0 | 44 / 1 | 1 | |
| f5f3 | unsolved | 0 | 57 / 1 | 1 | |
| f5f4 | unsolved | 0 | 49 / 1 | 1 | |
| f5g5 | unsolved | 0 | 58 / 1 | 1 | |
| f5f6 | unsolved | -58 | 61 / 1 | 1 |