Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 1
Rxf5
Zeroing
Ra5+
Win with DTZ 2
Rb5
Win with DTZ 2
Ra1+
Win with DTZ 2
R1d2+
Win with DTZ 2
Rf1
Win with DTZ 2
R8d2+
Win with DTZ 2
R8d3
Win with DTZ 2
Kc8
Win with DTZ 4
Rc2+
Win with DTZ 4
Rc3
Win with DTZ 4
Rcd5
Win with DTZ 4
Re5
Win with DTZ 4
Rb1
Win with DTZ 4
Rdc1
Win with DTZ 4
R1d3
Win with DTZ 4
R1d4
Win with DTZ 4
Re1
Win with DTZ 4
Rg1
Win with DTZ 4
Rh1
Win with DTZ 4
Rdc8
Win with DTZ 4
R8d4
Win with DTZ 4
R8d6
Win with DTZ 4
R8d7
Win with DTZ 4
Re8
Win with DTZ 4
Rf8
Win with DTZ 4
Rg8
Win with DTZ 4
Rh8
Win with DTZ 4
Bc3
Win with DTZ 4
Bd4
Win with DTZ 4
Be5
Win with DTZ 4
Bf6
Win with DTZ 4
Bf8
Win with DTZ 4
Bh6
Win with DTZ 4
Bh8
Win with DTZ 4
Ka7
Win with DTZ 6
Ka8
Win with DTZ 6
Kb7
Win with DTZ 6
Kc7
Win with DTZ 6
Rc4
Win with DTZ 6
Rc6
Win with DTZ 6
Rc7
Win with DTZ 6
Rd1d5
Win with DTZ 6
R1d6
Win with DTZ 6
R1d7
Win with DTZ 6
Rd8d5
Win with DTZ 6
Ba1
Win with DTZ 6
Bb2
Win with DTZ 6
Rcc1
Win with DTZ 8
Rcc8
Win with DTZ 10
KRRRBvKR.pgn
lichess.org
Histogram: KRRRB winning vs. KR (log scale)
⋮
Longest KRRRBvKR phases
KRRRB winning with DTZ 61
KRRRB winning with DTZ 107 (frustrated)
KRRRB losing with DTZ 3
KRRRBvKR statistics (unique positions)
White wins:
437,508,060,186 (99.8%)
Frustrated white wins:
33,522 (0.0%)
Draws:
638,156,682 (0.1%)
Black wins:
267,261,108 (0.1%)
KRRRBvKR.json
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