Maximum DTC and maximum DTZ in the endgame KRPKRP What is the maximum DTC and the maximum DTZ in the endgame KRPKRP (rook+pawn
 against rook+pawn) ?
According to longest checkmates in chess, the longest DTM (depth-to-mate) for KRP vs KRP is 112 moves, starting from this position with white to move:
[FEN &quot;8/7P/1K5R/8/1r1k4/8/4p3/8 w - - 0 1&quot;]

The analysis ignores the 50 move rule.
Additionally, according to the Syzygy tablebases., the maximum KRP-KRP DTZ is 122 ply.
[Title &quot;DTZ 122 Ply&quot;]
[FEN &quot;8/8/8/1P3p2/8/8/2R2r2/k1K5 b - - 0 1&quot;]