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a chess program by Edwin Knoop initially written in Basic as "intelligent" Shannon Type B approach, later re-written in 6502 assembly more relying on brute force [1]. Schaker played the DOCCC 1982 where it ran on OSI Challenger 1P and 4P computers, started the first day with 2/3 but lost the remaining six games to finish next-to-last.
OSI Challenger 4P [2]

Selected Games

DOCCC 1982, round 4, Rebel - Schaker
[Event "DOCCC 1982"]
[Site "Wageningen NED"]
[Date "1982.09.25"]
[Round "4"]
[White "Rebel"]
[Black "Schaker"]
[Result "1-0"]
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 Qc7 7.Be3 Bg4 8.Be2 Bxe2 
9.Ndxe2 Qc4 10.Qd4 Qxd4 11.Bxd4 Nc6 12.O-O-O Nxd4 13.Rxd4 Rd8 14.e5 dxe5 
15.fxe5 Rxd4 16.Nxd4 Ng4 17.e6 fxe6 18.Nxe6 Ne3 19.Kd2 Nxg2 20.Nc5 b6 21.Nxa6 
Kd8 22.Nd5 b5 23.Ndc7 e5 24.Nxb5 Be7 25.c4 Bg5+ 26.Kc3 Ne3 27.b4 Bf6 28.a4 Re8 
29.c5 Nd5+ 30.Kc4 Nf4 31.c6 e4 32.c7+ Ke7 33.Re1 g5 34.Rxe4+ Ne6 35.Nc5 h5 
36.Rxe6+ Kf7 37.Nd6+ Kg6 38.Nxe8 g4 39.c8=Q h4 40.Rxf6+ Kh7 41.Qxg4 h3 42.Qg7# 

External Links


  1. ^ Edwin Knoop (1983). Schaker in Peter van Diepen (ed.) (1983). Toernooibulletin van het Nederlands kampioenschap computerschaak 1982. pdf hosted by Hein Veldhuis » DOCCC 1982
  2. ^ Ohio Scientific Challenger 4P computer, Image by Bilby, August 8, 2010, CC BY 3.0, Wikimedia Commons, Ohio Scientific from Wikipedia

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