Tipau, Old Defence
Reference: 1. Nc3 c6
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Propose this line as an exploration campaign
Keyboard move list
BLACK_WIN (practical, via MINIMAX) · ≤M1
This position: analysed (512.1M nodes across 1 pass) — Moves here: 5 searched · 9 from lines only
witness move: g5d2 (follow it below) end of line
rn2kb2/pp2p1p1/2ppbp2/6q1/1P2P3/2N2P2/P1PPQ1PP/R1B1KB1R b KQq - 0 1
visits 1 · nodes 512.1M · 2.8s
raw engine output (last analysis)
info depth 13 seldepth 2 multipv 1 score mate 1 nodes 512053010 nps 184523607 hashfull 833 tbhits 21302 time 2775 pv g5d2
info depth 13 seldepth 6 multipv 2 score mate 3 nodes 512053010 nps 184523607 hashfull 833 tbhits 21302 time 2775 pv e6c4 d2d3 g5d2 e1f2 d2e2
info depth 13 seldepth 50 multipv 3 score cp -565 nodes 512053010 nps 184523607 hashfull 833 tbhits 21302 time 2775 pv g5f4 e2e3 e6c4 d2d3 c4d3 c1f4 b8d7 f3f4 e8c8 g2g4 a7a5 h2h4 d6d5 f1h3
info depth 13 seldepth 41 multipv 4 score cp -566 nodes 512053010 nps 184523607 hashfull 833 tbhits 21302 time 2775 pv g5h6 e2e3 e6c4 d2d3 c4d3 c1h6 b8a6 c2c3 e8c8 h2h4 d6d5 e1c1 c6c5 g2g4 d5d4 c1b1 c5b4 c3d4 d8d2 d1d2 a6b4 a2a3 b4a2 e4e5 a2c3 b1a1
info depth 12 seldepth 55 multipv 5 score cp -643 nodes 512053010 nps 184523607 hashfull 833 tbhits 21302 time 2775 pv b8d7 f3f4 e6c4 d2d3 g5h4 g2g3 h4h3 f1h3 c4d3 e4e5 e8c8 e5e6 d7b6 c1e3 b6c4 f4f5 c4d2 h2h4 b7b6 h4h5 g7g5 h5h6 f8g7 h6h7 d2f3 e1f2 f3h2 g3g4 g7h8 a2a4 h2f1 f2g2 d6d5 h1h6 d5d4 h6g6 d4d3
Moves
| move | state | eval | pn / dn | visits | |
|---|---|---|---|---|---|
| g5d2 | BLACK_WIN TERMINAL | ≤M1 | 0 | ||
| e6c4 | BLACK_WIN MATE_PV | ≤M3 | ∞ / 0 | 0 | |
| g5f4 | unexplored | -455 | 1 / 21 | 0 | |
| g5h6 | unexplored | -566 | 1 / 25 | 0 | |
| b8d7 | unexplored | -643 | 1 / 25 | 0 | |
| e6f7 | unsolved | -927backed ·4 | 1 / 23 | 0 | |
| e6b3 | unexplored | -1174walked ·3 | 1 / 51 | 0 | |
| d6d5 | unsolved | -1271backed ·2 | 1 / 26 | 0 | |
| e6g8 | unsolved | -1325backed ·14 | 1 / 53 | 0 | |
| g5e5 | unsolved | -1325backed ·14 | 1 / 28 | 0 | |
| g5h5 | unexplored | -1438 | 0 | ||
| g5g6 | unexplored | -1608walked ·2 | 1 / 28 | 0 | |
| g5e3 | unexplored | -1701walked ·4 | 1 / 21 | 0 | |
| g5d5 | unexplored | -1701walked ·8 | 1 / 29 | 0 | |
| g5a5 | unexplored | -2192walked ·3 | 1 / 33 | 0 | |
| c6c5 | unexplored | not analysed | 1 / 46 | 0 | |
| f6f5 | unexplored | not analysed | 1 / 22 | 0 | |
| a7a6 | unexplored | not analysed | 1 / 24 | 0 | |
| b7b6 | unexplored | not analysed | 1 / 21 | 0 | |
| g7g6 | unexplored | not analysed | 0 | ||
| a7a5 | unexplored | not analysed | ∞ / 0 | 0 | |
| b7b5 | unexplored | not analysed | 1 / 23 | 0 | |
| b8a6 | unexplored | not analysed | 1 / 22 | 0 | |
| e6a2 | unexplored | not analysed | 1 / 22 | 0 | |
| e6h3 | unexplored | not analysed | 1 / 23 | 0 | |
| e6g4 | unexplored | not analysed | 1 / 24 | 0 | |
| e6d5 | unexplored | not analysed | 0 | ||
| g5g3 | unexplored | not analysed | 0 | ||
| g5g4 | unexplored | not analysed | 0 | ||
| e6f5 | unexplored | not analysed | 1 / 25 | 0 | |
| e6d7 | unexplored | not analysed | 1 / 27 | 0 | |
| e6c8 | unexplored | not analysed | 1 / 23 | 0 | |
| g5g2 | unexplored | not analysed | 0 | ||
| g5h4 | unexplored | not analysed | 0 | ||
| g5b5 | unexplored | not analysed | 1 / 21 | 0 | |
| g5c5 | unexplored | not analysed | 0 | ||
| g5f5 | unexplored | not analysed | 0 | ||
| e8d7 | unexplored | not analysed | 0 / ∞ | 0 | |
| e8f7 | unexplored | not analysed | 1 / 27 | 0 | |
| e8d8 | unexplored | not analysed | 1 / 25 | 0 |