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. h3 b6 14. g4 Ba6 15. h4 O-O-O 16. h5
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 -500cpbacked ·3
This position: analysed (640.0M nodes across 2 passes) — Moves here: 27 searched
workers serve visitor requests first
2kr1b1r/p2p4/bpn1p3/1B3PpP/3PP1P1/2P5/PP6/R3K2R b KQ - 0 1
visits 2 · nodes 640.0M · 42.7s
raw engine output (last analysis)
info depth 27 seldepth 45 multipv 1 score cp -488 nodes 512015737 nps 22732007 hashfull 733 tbhits 4657 time 22524 pv c8b8 e1g1 e6e5 a1d1 c6b4 c3c4 d7d6 a2a4 b4c2 b5e8 d6d5 a4a5 d5e4 a5b6 e5d4 f5f6 c2e3 g1h1 a7a5 e8d7 a5a4 f6f7 h8h6 f1f6 e3d1 f6b6 h6b6 h5h6 b8c7 h6h7 a4a3 b2a3 d8b8 d7a4 b8b2
info depth 27 seldepth 20 multipv 2 score cp -585 upperbound nodes 512015737 nps 22732007 hashfull 733 tbhits 4657 time 22524 pv d7d6
· earlier wider pass ·
info depth 23 seldepth 61 multipv 1 score cp -390 nodes 128000343 nps 6354897 hashfull 789 tbhits 381 time 20142 pv c8b8 e1g1 c6b4 a1c1 e6e5 c3c4 d7d6 b5e8 d6d5 f5f6 d5e4 f1e1 a6b7 c4c5 b7h1 d4d5 h1d5 e8d7 b4d3 c5c6 b8c7 b2b4 b6b5 a2a4 a7a5 c1a1 e5e4 e1e4 a5b4 a4a5 b5b4 a5a6 b4b3
info depth 22 seldepth 43 multipv 2 score cp -544 nodes 128000343 nps 6354897 hashfull 789 tbhits 381 time 20142 pv d7d6 b5a6 c8b8 e1g1 e6e5 a1d1 d8c8 f5f6 c6b4 f6f7 b4d3 f1f6 d3f2 d1f1 d6d5 h5h6 d5e4 h6h7 f2h3 g1h2 e5e4 c3c4 f8d6
info depth 22 seldepth 53 multipv 3 score cp -609 nodes 128000343 nps 6354897 hashfull 789 tbhits 381 time 20142 pv h8h7 f5f6 c8b8 a1d1 d7d6 e1g1 c6b4 f6f7 b4c2 f1f6 a6b5 h5h6 a7a5 c3c4 d8c8 d4d5 a5a4 b2b4 a4a3 g1h1 h7f7
info depth 22 seldepth 44 multipv 4 score cp -630 nodes 128000343 nps 6354897 hashfull 789 tbhits 381 time 20142 pv h8h6 f5f6 d7d6 a1c1 c8b8 b2b3 d8c8 e1g1 c6b4 c3c4 h6h8 b5d7 c8d8 f6f7 b4d3 d7c8 d3f4 f1f4 e6e5 d4d5 h8h6 b3b4
info depth 22 seldepth 46 multipv 5 score cp -670 nodes 128000343 nps 6354897 hashfull 789 tbhits 381 time 20142 pv e6e5 d4d5 f8b4 b5a6 b4e7 f5f6 c6a5 b2b3 e7a3 f6f7 d8f8 h5h6 a5b7 b3b4 b7d6 c3c4 b6b5 e1g1 b5c4 b4b5
Moves
| move | state | eval | pn / dn | visits | |
|---|---|---|---|---|---|
| c8b8 | unsolved | -500backed ·2 | 1 / 117 | 1 | |
| e6e5 | unsolved | -700 | 1 / 66 | 1 | |
| h8h6 | unsolved | -700 | 1 / 66 | 1 | |
| f8h6 | unsolved | -797 | 1 / 73 | 1 | |
| h8h7 | unsolved | -802backed ·2 | 1 / 53 | 1 | |
| f8c5 | unsolved | -876 | 1 / 84 | 1 | |
| d7d6 | unsolved | -890backed ·12 | 1 / 102 | 1 | |
| h8g8 | unsolved | -896 | 1 / 91 | 1 | |
| f8b4 | unsolved | -919backed ·2 | 1 / 74 | 1 | |
| f8e7 | unsolved | -924 | 1 / 91 | 1 | |
| d8e8 | unsolved | -930backed ·6 | 1 / 75 | 1 | |
| f8d6 | unsolved | -931 | 1 / 75 | 1 | |
| f8g7 | unsolved | -941 | 1 / 91 | 1 | |
| e6f5 | unsolved | -1011 | 1 / 73 | 1 | |
| f8a3 | unsolved | -1185 | 1 / 74 | 1 | |
| d7d5 | unsolved | -1201 | 1 / 75 | 1 | |
| a6b7 | unsolved | -1241 | 1 / 114 | 1 | |
| a6b5 | unsolved | -1398 | 1 / 100 | 1 | |
| h8h5 | unsolved | -1516 | 1 / 110 | 1 | |
| c6b4 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| c6d4 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| c6a5 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| c6e5 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| c6e7 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| c6b8 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| c8b7 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| c8c7 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 |