Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 1
Ra1+
Win with DTZ 1
Ra3+
Win with DTZ 1
Kb7
Win with DTZ 2
Ka7
Win with DTZ 4
Ka8
Win with DTZ 4
Rb1
Win with DTZ 4
Rc1
Win with DTZ 4
Rde1
Win with DTZ 4
Rf1
Win with DTZ 4
Rg1
Win with DTZ 4
Rh1
Win with DTZ 4
Rc8
Win with DTZ 4
Rd8d3
Win with DTZ 4
R8d4
Win with DTZ 4
R8d5
Win with DTZ 4
R8d6
Win with DTZ 4
R8d7
Win with DTZ 4
Rde8
Win with DTZ 4
Rf8
Win with DTZ 4
Rg8
Win with DTZ 4
Rh8
Win with DTZ 4
Rb3
Win with DTZ 4
Rc3
Win with DTZ 4
Red3
Win with DTZ 4
Rf3
Win with DTZ 4
Rg3
Win with DTZ 4
Rh3
Win with DTZ 4
R1d2
Win with DTZ 6
R1d6
Win with DTZ 6
R1d7
Win with DTZ 6
Re7
Win with DTZ 6
Bc1
Win with DTZ 8
Bc3
Win with DTZ 8
Be5
Win with DTZ 8
Rd1d3
Win with DTZ 8
R1d4
Win with DTZ 8
R1d5
Win with DTZ 8
Ree1
Win with DTZ 8
Re2
Win with DTZ 8
Re4
Win with DTZ 8
Re5
Win with DTZ 8
Re6
Win with DTZ 8
Ree8
Win with DTZ 8
Bd4
Win with DTZ 10
Ba3
Win with DTZ 12
Ba1
Draw
Bf6
Draw
Bg7
Draw
Bh8
Draw
R8d2
Draw
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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