Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 1
Ra1#
Checkmate
Rd2+
Win with DTZ 1
Ra3+
Win with DTZ 1
Ka8
Win with DTZ 2
Kb7
Win with DTZ 2
Kb8
Win with DTZ 2
Rb2+
Win with DTZ 2
Rb7
Win with DTZ 2
Rg1
Win with DTZ 2
Ra8
Win with DTZ 2
Rc8
Win with DTZ 2
Rdd3
Win with DTZ 2
Rd4
Win with DTZ 2
Rd5
Win with DTZ 2
Rd6
Win with DTZ 2
Rd7
Win with DTZ 2
Rde8
Win with DTZ 2
Rf8
Win with DTZ 2
Rg8
Win with DTZ 2
Rc3
Win with DTZ 2
Red3
Win with DTZ 2
Re2+
Win with DTZ 2
Rf3
Win with DTZ 2
Rg3
Win with DTZ 2
Rh3
Win with DTZ 2
Ba1
Win with DTZ 2
Bb2
Win with DTZ 2
Bd4
Win with DTZ 2
Be5
Win with DTZ 2
Bf6
Win with DTZ 2
Bg7
Win with DTZ 2
Ka6
Win with DTZ 4
Kb6
Win with DTZ 4
Rbb3
Win with DTZ 4
Rb4
Win with DTZ 4
Rb5
Win with DTZ 4
Rb6
Win with DTZ 4
Rbb8
Win with DTZ 4
Rc1
Win with DTZ 4
Rbd1
Win with DTZ 4
Rbe1
Win with DTZ 4
Rf1
Win with DTZ 4
Rdb8
Win with DTZ 4
Rdd1
Win with DTZ 4
Reb3
Win with DTZ 4
Ree1
Win with DTZ 4
Re4
Win with DTZ 4
Re5
Win with DTZ 4
Re6
Win with DTZ 4
Re7
Win with DTZ 4
Ree8
Win with DTZ 4
Bc3
Win with DTZ 4
Rh1
Win with DTZ 6
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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