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 d6 13. h3 g5 14. f6 b6 15. g4 e5 16. h4 Ba6 17. a4 O-O-O
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 · White to move · best line +877cpbacked ·8
This position: analysed (640.0M nodes across 2 passes) — Moves here: 31 searched
workers serve visitor requests first
2kr1b1r/p7/bpnp1P2/1B2p1p1/P2PP1PP/2P5/1P6/R3K2R w KQ - 0 1
visits 2 · nodes 640.0M · 109.2s
raw engine output (last analysis)
info depth 32 seldepth 69 multipv 1 score cp 788 nodes 512001165 nps 7154451 hashfull 243 tbhits 12635 time 71564 pv d4d5 c8b8 b5a6 h8h7 a1c1 b8a8 h4h5 d8c8 e1g1 c6a5 b2b3 a5b7 b3b4 c8c4 f6f7 b7d8 b4b5 a7a6 b5a6 h7h8 c1b1 c4c8 c3c4 h8h6 f1f5 h6h8 g1h1 d8e6 f5f6 e6d4 h5h6 f8h6 f6h6 c8f8 h6h7 h8h7 h1g1 d4f3 g1f2 f3d2 b1h1
info depth 32 seldepth 63 multipv 2 score cp 533 nodes 512001165 nps 7154451 hashfull 243 tbhits 12635 time 71564 pv h4h5 c8b8 d4d5 c6b4 h5h6 b4c2 e1e2 a6b5 a1c1 a7a5 c3c4 d8c8 h6h7 b6b5 c4c5 b5b4 c5c6 b8c7 f6f7 c2d4 e2d3 d4f3 c1c5 f3d2 d3e2 c8b8 c5b5 b8b5 b2b3 d2f3
· earlier wider pass ·
info depth 25 seldepth 43 multipv 1 score cp 647 nodes 128001232 nps 3397962 hashfull 162 tbhits 22068 time 37670 pv d4d5 c8b8 b5a6 h8h7 a1c1 b8a8 h4h5 d8c8 e1g1 c6a5 b2b3 a5b7 f6f7 b7c5 f1f6 c5d3 c1f1 d3f4 h5h6 a7a5 c3c4 f4e2 g1h2 b6b5 c4c5 b5b4 c5c6 a8a7 f1f2 e2f4 c6c7 f4d3 f2f1 d3f4 f1c1
info depth 25 seldepth 56 multipv 2 score cp 560 nodes 128001232 nps 3397962 hashfull 162 tbhits 22068 time 37670 pv a4a5 b6a5 d4d5 a7a5 h4g5 a5a4 h1h7 h8h7 g4g5 c6b8 g5g6 f8g7 e1e2 c8b7 c3c4 b7a6 f6f7 d8f8 a1c1 b8d7 c4c5 f8h8 c1h1 h8b8 b2b4 d6c5 f7f8r g7f8 g6g7 b8g8 h1c1 a4a3
info depth 25 seldepth 50 multipv 3 score cp 497 upperbound nodes 128001232 nps 3397962 hashfull 162 tbhits 22068 time 37670 pv h4h5 e5d4
info depth 24 seldepth 45 multipv 4 score cp 484 nodes 128001232 nps 3397962 hashfull 162 tbhits 22068 time 37670 pv h4g5 h8h2 h1h2 c8b8 d4d5 f8h6 g4g5 a6c8 e1c1 c8g4 d1h1 g4f3 h1h2 h6g7 b5e2 f3g2 e2a6 g2f3 h2h8 g7h8 f6f7 d8f8 d5c6 f3h5 a6e2 h5g6
info depth 24 seldepth 46 multipv 5 score cp 464 nodes 128001232 nps 3397962 hashfull 162 tbhits 22068 time 37670 pv c3c4 e5d4 e1c1 c8b8 c1b1 c6d4 b2b4 d4e2 e4e5 a6b7 b5c6 b7c8 b1a1 c8e6 c6e8 e2c3 d1d3 c3d1 e5d6 f8d6 e8d7 d6e5 d3d4 a7a5 h4h5 e5d4 f6f7 d1f2 f7f8q f2h1
Moves
| move | state | eval | pn / dn | visits | |
|---|---|---|---|---|---|
| d4d5 | unsolved | 877backed ·7 | 40 / 26 | 1 | |
| h4h5 | unsolved | 563 | 31 / 1 | 1 | |
| a4a5 | unsolved | 520 | 33 / 1 | 1 | |
| h4g5 | unsolved | 490 | 41 / 1 | 1 | |
| c3c4 | unsolved | 487 | 39 / 1 | 1 | |
| e1f1 | unsolved | 386 | 39 / 1 | 1 | |
| h1h2 | unsolved | 363 | 37 / 1 | 1 | |
| e1c1 | unsolved | 362 | 37 / 1 | 1 | |
| a1d1 | unsolved | 335 | 36 / 1 | 1 | |
| e1f2 | unsolved | 297 | 43 / 1 | 1 | |
| f6f7 | unsolved | 290 | 43 / 1 | 1 | |
| b2b3 | unsolved | 289 | 43 / 1 | 1 | |
| a1c1 | unsolved | 273 | 43 / 1 | 1 | |
| e1e2 | unsolved | 150 | 44 / 1 | 1 | |
| a1b1 | unsolved | 138 | 51 / 1 | 1 | |
| b5a6 | unsolved | 136 | 44 / 1 | 1 | |
| h1g1 | unsolved | 103 | 51 / 1 | 1 | |
| e1d2 | unsolved | 47 | 47 / 1 | 1 | |
| a1a3 | unsolved | 34 | 55 / 1 | 1 | |
| e1d1 | unsolved | 33 | 51 / 1 | 1 | |
| b2b4 | unsolved | 0 | 39 / 1 | 1 | |
| d4e5 | unsolved | 0 | 51 / 1 | 1 | |
| b5c6 | unsolved | 0 | 59 / 1 | 1 | |
| a1a2 | unsolved | 0 | 51 / 1 | 1 | |
| h1f1 | unsolved | 0 | 55 / 1 | 1 | |
| b5d3 | unsolved | -312 | 66 / 1 | 1 | |
| b5c4 | unsolved | -312backed ·1 | 61 / 1 | 1 | |
| e1g1 | BLACK_WIN MINIMAX | -≤M20 | ∞ / 0 | 1 | |
| h1h3 | BLACK_WIN MINIMAX | -≤M16 | ∞ / 0 | 1 | |
| b5f1 | BLACK_WIN MINIMAX | -≤M1 | ∞ / 0 | 1 | |
| b5e2 | BLACK_WIN MINIMAX | -≤M1 | ∞ / 0 | 1 |