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Chess engine: Nalwald 15

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Nalwald - Chess engine written in Nim

Author: Jost Triller  Rating JCER=2740

v.15:
Changes
added pawn structure mask
added fork detection to evaluation
removed some evaluation parameters
refactored a few things, including evaluation parameter tuning
changed late move and futility reduction conditions
added late move pruning
improvements to principal variation search
fixed some bugs
some performance improvements
made hash table denser
added multithreading (Lazy SMP)
added multi PV and searchmoves support

Roughly 50 Elo better than version 14.
With 4 threads, Nalwald is ~80 Elo better than when using a single thread.

Nalwald 15 download


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