AtomicDB

Sign in Register
… Ra8 Nb1 Rc8 Nd2 Kg8 Bd7 Nf8 Be8 Ra8 Bb5 Nh7 Nb1 Nf6 Nd2 a6 Bd7 b5 Nb1 Kg7 Nd2 d5 Bc8
transpositions from: b1d2 · d7c8
Suggest a name for this position
Public, no account. An approver reviews it before it shows up.
Propose this line as an exploration campaign
Public, no account. A campaign collects votes on the overview page; the site owner decides which one the solver runs.
WHITE_WIN (practical, via MINIMAX) · ≤M10

This position: analysed (128.0M nodes across 1 pass) — Moves here: 24 searched

witness move: g7h6 (follow it below) end of line

proven by minimax from its replies: all 25 lose

r1B5/4p1k1/p4np1/1p1p3p/2PPPp2/7P/PP1N1PP1/R2QK2R b KQ - 0 1

visits 1 · nodes 128.0M · 21.7s

raw engine output (last analysis)
info depth 33 seldepth 40 multipv 1 score cp -3944 nodes 128001126 nps 5900572 hashfull 104 tbhits 0 time 21693 pv f6e8 c4c5 a8a7 e4e5 a7c7 e1g1 g7f8 d2f3 e7e6 g1h1 h5h4 d1d3 e8g7 c5c6 f8g8 f1g1 a6a5 a1e1 g8h8 e1c1 h8g8 d3a3 b5b4 a3d3 g8h8 c8d7 g7e8 f3g5 c7c6 c1c8 h8g8 g1c1
info depth 32 seldepth 42 multipv 2 score cp -3923 nodes 128001126 nps 5900300 hashfull 104 tbhits 0 time 21694 pv b5b4 e4e5 f6e8 c4c5 a6a5 d2f3 a5a4 e1g1 e8c7 c8d7 c7b5 d7b5 a8c8 c5c6 c8c7 d1d3 g7f8 f3g5 e7e6 g1h1 f8e8 g5h7 e8d8 h7f6 h5h4 f1g1 d8e7
info depth 32 seldepth 17 multipv 3 score mate -8 nodes 128001126 nps 5900300 hashfull 104 tbhits 0 time 21694 pv a8a7 c8a6 f6e8 c4b5 f4f3 d1b3 g7h8 e4d5 e7e6 b3b7 e8c7 b7c8 h8g7 c8g8 g7h6 g8g6
info depth 32 seldepth 17 multipv 4 score mate -8 nodes 128001126 nps 5900300 hashfull 104 tbhits 0 time 21694 pv g7h8 c4d5 f6d7 d1c2 e7e6 c2c6 a8a7 c8a6 g6g5 c6c8 d7f8 c8d8 g5g4 d8f6 h8h7 f6g7
info depth 32 seldepth 17 multipv 5 score mate -8 nodes 128001126 nps 5900300 hashfull 104 tbhits 0 time 21694 pv a8b8 c4d5 f6d7 d1c2 e7e6 c2c6 b8b6 c8a6 g7h7 c6c8 d7f8 c8e8 g6g5 e8f7 h7h6 f7h5

Moves

movestateevalpn / dnvisits
f6e8WHITE_WIN MINIMAX-≤M100 / ∞1
a6a5WHITE_WIN MINIMAX-≤M80 / ∞1
a8a7WHITE_WIN MATE_PV-≤M80 / ∞0
a8b8WHITE_WIN MATE_PV-≤M80
e7e6WHITE_WIN MINIMAX-≤M80 / ∞1
f6d7WHITE_WIN MINIMAX-≤M80 / ∞1
g7h8WHITE_WIN MATE_PV-≤M80 / ∞0
b5b4WHITE_WIN MINIMAX-≤M70 / ∞1
f4f3WHITE_WIN MINIMAX-≤M70 / ∞1
f6g4WHITE_WIN MINIMAX-≤M70 / ∞1
f6h7WHITE_WIN MINIMAX-≤M70 / ∞1
g7f8WHITE_WIN MINIMAX-≤M70 / ∞1
g7g8WHITE_WIN MINIMAX-≤M70 / ∞1
g7h7WHITE_WIN MINIMAX-≤M70 / ∞1
h5h4WHITE_WIN MINIMAX-≤M70 / ∞1
a8c8WHITE_WIN MINIMAX-≤M60 / ∞1
b5c4WHITE_WIN MINIMAX-≤M60 / ∞1
d5e4WHITE_WIN MINIMAX-≤M60 / ∞1
e7e5WHITE_WIN MINIMAX-≤M60 / ∞1
f6g8WHITE_WIN MINIMAX-≤M60 / ∞1
g6g5WHITE_WIN MINIMAX-≤M60 / ∞1
g7f7WHITE_WIN MINIMAX-≤M60 / ∞1
d5c4WHITE_WIN MATE_PV-≤M50
f6e4WHITE_WIN MINIMAX-≤M50 / ∞1
g7h6WHITE_WIN MINIMAX-≤M10 / ∞1