From: VoyagerOne <excelgeek@gmail.com>
Date: Sat, 28 Mar 2015 21:15:49 +0000 (+0000)
Subject: Use CounterMoveHistory when calculating LMR for cut nodes
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=ac8e6ff000d3d990ae07297ec60e33a9cfb513b1;hp=ac8e6ff000d3d990ae07297ec60e33a9cfb513b1

Use CounterMoveHistory when calculating LMR for cut nodes

If the sum of CounterMoveHistory heuristic and History heuristic is below zero,
then reduce an extra ply in cut nodes

LTC:
LLR: 2.96 (-2.94,2.94) [0.00,6.00]
Total: 6479 W: 1099 L: 967 D: 4413

Bench: 7773299

Resolves #315
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