1. Nf3 f6 2. e4 e6 3. Na3 c6 4. Nb5 cxb5 5. d4 Nc6 6. Bb5 a6 7. O-O axb5 8. h3 h5 9. Qd3 b5 10. Qc3 Qc7 11. Ne5 Ba6 12. Qa5 fxe5 13. Bf4 e5 14. Bg5 Bb4 15. Qb6 Nf6 16. f4
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 -1139cpbacked ·12
This position: analysed (768.0M nodes across 3 passes) — Moves here: 48 searched
workers serve visitor requests first
r3k2r/2qp2p1/bQ3n2/1p2p1Bp/1b1PPP2/7P/PPP3P1/R4RK1 b kq - 0 1
visits 3 · nodes 768.0M · 106.2s
raw engine output (last analysis)
info depth 26 seldepth 58 multipv 1 score cp -808 nodes 512001553 nps 6296907 hashfull 937 tbhits 180015 time 81310 pv e5d4 a2a4 a6c8 b6c7 b4e1 a4b5 d7d5 a1a7 a8a7 e4e5 f6e4 g2g3 e8d7 e5e6 d7c6 f4f5 h8a8 g5e3 a8a1 e6e7 e4d6 e3d4 c6b7 b2b3 a1c1 g1h1 d6e8 b3b4 c1b1 b4b5 b1b4 c2c4 b4b3 f5f6 g7f6 c4c5 h5h4
info depth 26 seldepth 49 multipv 2 score cp -1208 nodes 512001553 nps 6296907 hashfull 937 tbhits 180015 time 81310 pv b4d2 d4e5 g7g6 b6b8 a6c8 b8c8 d7d5 a2a4 d2c1 b2b4 a8c8 c2c3 d5d4 a4b5 e8g8 a1a7 c8c7 g5e7 f8e8 g1h1 d4d3 e7d8 c1e3 a7a6 c7a7 f4f5 e3b6 f5f6 g8f7 a6a7 e8e5 g2g3 h5h4
· earlier wider pass ·
info depth 17 seldepth 64 multipv 1 score cp -694 nodes 128004481 nps 21238506 hashfull 703 tbhits 0 time 6027 pv e5d4 a2a4 b4e1 b6d6 c7d6 a4b5 a8a2 a1a2 e8g8 f4f5 f8a8 g5c1 d7d5 e4e5 a8a1 e5e6 g8f8 b2b4 f8e8 b4b5 d5d4 b5b6 e1g3 b6b7 g3h2 g1h1 h2b8 f1e1
info depth 17 seldepth 50 multipv 2 score cp -1056 nodes 128004481 nps 21238506 hashfull 703 tbhits 0 time 6027 pv e8g8 d4e5 g7g6 c2c3 a8e8 b6d6 c7d6 c3b4 b5b4 f1c1 f8f4 c1c8 d7d5 e4e5 d5d4 c8c7 e8e7 e5e6 g8f8
info depth 17 seldepth 39 multipv 3 score cp -1075 nodes 128004481 nps 21238506 hashfull 703 tbhits 0 time 6027 pv c7c4 b6b5 e5f4 e4e5 h5h4 f1f3 e8g8 a1e1 g7g5 e5f6 f8f4 f3f4 a8a6 g2g4 h4g3 e1e8 g8g7 e8e7 g7g8 e7g7 g8h8 g7h7 h8g8 h7f7 g8h8
info depth 17 seldepth 6 multipv 4 score cp -1106 upperbound nodes 128004481 nps 21238506 hashfull 703 tbhits 0 time 6027 pv b4e1 d4e5
info depth 17 seldepth 31 multipv 5 score cp -1126 nodes 128004481 nps 21238506 hashfull 703 tbhits 0 time 6027 pv b4d2 d4e5 c7c5 b6b5 d2c1 b2b3 d7d5 e4e5 a8c8 c2c3 h5h4 a2a4 d5d4 c3c4 d4d3 c4c5 c1e3 g1h1 e3c5 f4f5 c8c3 g5d2 h8h5 d2c3
Moves
| move | state | eval | pn / dn | visits | |
|---|---|---|---|---|---|
| e5d4 | unsolved | -1139backed ·11 | 10 / 46 | 2 | |
| e8g8 | unsolved | -1204backed ·4 | 1 / 74 | 1 | |
| b4e1 | unsolved | -1350 | 1 / 88 | 1 | |
| b4d2 | unsolved | -1359 | 1 / 92 | 1 | |
| c7c4 | unsolved | -1364 | 1 / 67 | 1 | |
| f6h7 | unsolved | -1446 | 1 / 119 | 1 | |
| h8f8 | unsolved | -1475 | 1 / 115 | 1 | |
| b4d6 | unsolved | -1890 | 1 / 106 | 1 | |
| h8h6 | unsolved | -2017 | 1 / 115 | 1 | |
| b4a5 | WHITE_WIN MINIMAX | -≤M9 | 0 / ∞ | 1 | |
| b4c5 | WHITE_WIN MINIMAX | -≤M9 | 0 / ∞ | 1 | |
| b4a3 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| b4c3 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| c7b6 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| g7g6 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| h5h4 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| h8g8 | WHITE_WIN MINIMAX | -≤M8 | 0 / ∞ | 1 | |
| a8a7 | WHITE_WIN MINIMAX | -≤M7 | 0 / ∞ | 1 | |
| h8h7 | WHITE_WIN MINIMAX | -≤M7 | 0 / ∞ | 1 | |
| a6b7 | WHITE_WIN MINIMAX | -≤M6 | 0 / ∞ | 1 | |
| b4e7 | WHITE_WIN MINIMAX | -≤M6 | 0 / ∞ | 1 | |
| a8b8 | WHITE_WIN MINIMAX | -≤M5 | 0 / ∞ | 1 | |
| e5f4 | WHITE_WIN MINIMAX | -≤M5 | 0 / ∞ | 1 | |
| a6c8 | WHITE_WIN MINIMAX | -≤M4 | 0 / ∞ | 1 | |
| a8c8 | WHITE_WIN MINIMAX | -≤M4 | 0 / ∞ | 1 | |
| d7d6 | WHITE_WIN MINIMAX | -≤M4 | 0 / ∞ | 1 | |
| e8f8 | WHITE_WIN MINIMAX | -≤M4 | 0 / ∞ | 1 | |
| b4f8 | WHITE_WIN MINIMAX | -≤M3 | 0 / ∞ | 1 | |
| a8d8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7a7 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7b7 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7b8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7c2 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7c3 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7c5 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7c6 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7c8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7d6 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| d7d5 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| f6d5 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| f6e4 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| f6g4 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| f6g8 | WHITE_WIN MINIMAX | -≤M2 | 0 / ∞ | 1 | |
| c7d8 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| e8c8 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| e8d8 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| e8e7 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 | |
| e8f7 | WHITE_WIN MINIMAX | -≤M1 | 0 / ∞ | 1 |