Syzygy endgame tablebases

White is winning with DTZ 390

Rg8 Win with DTZ 389

Rxg2 Draw Kc2 Draw Kd2 Draw Ke2 Draw Nb7 Draw Rb3 Draw Rc3 Draw Rd3 Draw Rg6 Draw Rg7 Draw Rh3 Draw Nhf7 Draw Ng6+ Draw

Kc1 Loss with DTZ 101 Nc6 Loss with DTZ 101

Ne6+ Loss with DTZ 1 Ndf7 Loss with DTZ 1 Ra3 Loss with DTZ 1 Re3 Loss with DTZ 1 Rf3+ Loss with DTZ 1 Rg4+ Loss with DTZ 1 Rg5 Loss with DTZ 1

This is a cursed win. Mate can be forced, but a draw can be achieved under the fifty-move rule.

KRNNvKRN.pgn lichess.org

Histogram: KRNN winning vs. KRN (log scale)

Longest KRNNvKRN phases

KRNNvKRN statistics (unique positions)

White wins:
189,753,866,562 (38.0%)

Frustrated white wins:
82,083,224,999 (16.4%)

Draws:
209,205,495,116 (41.9%)

Frustrated black wins:
3,035,063,126 (0.6%)

Black wins:
15,542,244,249 (3.1%)

KRNNvKRN.json (?)

KRNNvKRN dependencies

To probe all KRNNvKRN positions, these tables and their transitive dependencies are also required:

KRNvKNN · KRNNvKN · KRNvKRN · KRNNvKR

KRNNvKRN.txt KRNNvKRN.dot