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 Kd8 13. f6 g5 14. h3 d6 15. g4 b6 16. d5 Rh4 17. f7 Ba6 18. Bxa6 Bh6
WHITE_WIN (practical, via MINIMAX) · ≤M7
witness move: f8=Q (follow it below) end of line
proven by minimax from its replies: f8=Q and f8=R win
visits 1 · nodes 128.0M · 15.1s · moves 2 searched · 4 from lines only
raw engine output (last analysis)
info depth 20 seldepth 16 multipv 1 score mate 7 nodes 128001917 nps 8480879 hashfull 116 tbhits 11754 time 15093 pv f7f8q h6f8 e1g1 e6d5 f1f8 d8e7 a1f1 h4h5 f1f7 e7e6 f7f6 e6e5 f6d6
info depth 20 seldepth 14 multipv 2 score mate 7 nodes 128001917 nps 8480879 hashfull 116 tbhits 11754 time 15093 pv f7f8r h6f8 e1g1 e6d5 f1f8 d8e7 a1f1 h4h5 f1f7 e7e6 f7f6 e6e5 f6d6
info depth 20 seldepth 57 multipv 3 score cp 1555 nodes 128001917 nps 8480879 hashfull 116 tbhits 11754 time 15093 pv f7f8b d8c8 e1g1 a7a5 f8e7 h6g7 e7g5 a8a7 d5c6 b6b5 f1f7 a7e7 a1d1 b5b4 d1d6 g7f8 g4g5 a5a4 g5g6 b4b3
info depth 19 seldepth 64 multipv 4 score cp 1409 nodes 128001917 nps 8480879 hashfull 116 tbhits 11754 time 15093 pv d5c6 h6f8 c3c4 d8c8 e1g1 h4h6 e4e5 c8b7 c4c5 b6b5 c5c6 b7a6 c6c7 a8c8 a1c1 b5b4 c1d1 h6h7
info depth 19 seldepth 34 multipv 5 score cp 1404 nodes 128001917 nps 8480879 hashfull 116 tbhits 11754 time 15093 pv e1g1 h6f8 d5c6 h4h8 a1d1 d8c8 c3c4 c8b7 c4c5 b6b5 c5c6 b7c8 c6c7 a7a6 g1f2 a8a7 d1c1 a7b7
Moves
| move | state | eval | pn / dn | depth | |
|---|---|---|---|---|---|
| f8=Q | WHITE_WIN MATE_PV | ≤M7 | 0 / ∞ | - | |
| f8=R | WHITE_WIN MATE_PV | ≤M7 | 0 / ∞ | - | |
| f8=B | unexplored | 1555 | - | ||
| Rc1 | unexplored | 1438borrowed | - | ||
| dxc6 | unexplored | 1409 | - | ||
| O-O | unexplored | 1404 | - | ||
| Rb1 | unexplored | not analysed | - | ||
| Rd1 | unexplored | not analysed | - | ||
| a3 | unexplored | not analysed | - | ||
| a4 | unexplored | not analysed | - | ||
| b3 | unexplored | not analysed | - | ||
| b4 | unexplored | not analysed | - | ||
| c4 | unexplored | not analysed | - | ||
| dxe6 | unexplored | not analysed | - | ||
| O-O-O | unexplored | not analysed | - | ||
| Kd1 | unexplored | not analysed | - | ||
| Kd2 | unexplored | not analysed | - | ||
| Ke2 | unexplored | not analysed | - | ||
| Kf1 | unexplored | not analysed | - | ||
| Kf2 | unexplored | not analysed | - | ||
| e5 | unexplored | not analysed | - | ||
| f8=N | unexplored | not analysed | - | ||
| Rf1 | unexplored | not analysed | - | ||
| Rg1 | unexplored | not analysed | - | ||
| Rh2 | unexplored | not analysed | - |