Nesik

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Nesik,
a WinBoard compliant chess engine by Marek Strejczek, written in C++ and released in 2004, described in detail in Marek's master thesis Some aspects of chess programming, Chapter 3 . Nesik played four Polish Computer Chess Championships, the PCCC 2004, where it became runner-up in the in the Uniform Hardware Category and third in the Open Category, and further the PCCC 2005, PCCC 2006, and the IOPCCC 2007.

Features

• Alpha-Beta
• Aspiration Windows
• Iterative Deepening
• Bitboard and Rotated Bitboards Move Generation
• Static Exchange Evaluation
• Quiescence Search
• Transposition Table
• Killer Heuristic
• History Heuristic
• Null Move Pruning
• Some (fractional) Extensions
• Pondering
• Evaluation Function
• Opening Book (about 200,000 positions)

Selected Games

IOPCCC 2007, round 9, Atak - Nesik

[Event "IOPCCC 2007"]
[Site "Lodz POL"]
[Date "2007.07.01"]
[Round "9"]
[White "Atak"]
[Black "Nesik"]
[Result "1/2-1/2"]

1.e4 e5 2.f4 exf4 3.Nf3 d5 4.exd5 Nf6 5.Bb5+ c6 6.dxc6 bxc6 7.Bc4 Bd6 
8.Qe2+ Qe7 9.Qxe7+ Kxe7 10.d4 Be6 11.Bxe6 fxe6 12.Bd2 Nbd7 13.Nc3 Rab8 
14.O-O-O Nb6 15.Rde1 h6 16.Ne4 Nxe4 17.Rxe4 Nc4 18.Bc3 g5 19.Rhe1 Ne3 
20.g3 Nd5 21.Ne5 Bxe5 22.Rxe5 f3 23.Rxe6+ Kd7 24.R6e5 Nxc3 25.bxc3 Rhe8 
26.Rxe8 Rxe8 27.Rxe8 Kxe8 28.Kd2 g4 29.c4 c5 30.c3 Kd7 31.Ke1 Kc7 32.a4 
h5 33.Kd1 Kb6 34.Kd2 Ka5 35.d5 Kb6 36.Kd1 Kc7 1/2-1/2

Publications

• Marek Strejczek (2004). Some aspects of chess programming. M.Sc. thesis, Technical University of Łódź, Supervisor Maciej Szmit, pdf - Chapter 3 Implementation of my own chess program, pp. 62

Forum Posts

• Another Polish chess engine by Grzegorz Sidorowicz, Winboard Forum, April 23, 2004
• Nesik - new version by Marek Strejczek, Winboard Forum, May 08, 2004
• Nesik 0.7.0 by Marek Strejczek, Winboard Forum, September 30, 2004

External Links

• Index of /chess/engines/Norbert's collection/Nesik 0.7.0 alpha by Norbert Raimund Leisner, hosted by Kirill Kryukov
• Nesik 0.7.0 alpha in KCEC

References

Engines