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Chess engine: Stockfish 21071317 (Windows and Linux)

on

Stockfish - UCI chess engine, compiled by Vizvezdenec
Rating JCER=3559

Timestamp: 1626190400
Remove second futility pruning depth limit

This patch removes futility pruning lmrDepth limit for futility pruning at parent nodes.
Since it's already capped by margin that is a function of lmrDepth there is no need to extra cap it with lmrDepth.

passed STC
https://tests.stockfishchess.org/tests/view/60e9b5dfd1189bed71812777
LLR: 2.97 (-2.94,2.94) <-2.50,0.50>
Total: 14872 W: 1264 L: 1145 D: 12463 Elo +2.78
Ptnml(0-2): 37, 942, 5369, 1041, 47

passed LTC
https://tests.stockfishchess.org/tests/view/60e9c635d1189bed71812790
LLR: 2.96 (-2.94,2.94) <-2.50,0.50>
Total: 40336 W: 1280 L: 1225 D: 37831 Elo +0.47
Ptnml(0-2): 24, 1057, 17960, 1094, 33
bench: 5064969

Stockfish 14071317 NNUE download

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