a microcomputer chess program by Geoffrey Bulmer which participated at the European MCC 1981, the European MCC 1983 running on a modified Acorn Computer with a 6502 processor , and the WMCCC 1984 running on a Commodore 64, where it won the title of Amateur World Microcomputer Chess Champion by default . An improved version of Chessnut was also commercially released in 1981 by Acornsoft as Atom Chess for the Acorn Atom.
There was the solitary amateur entry, Geoff Bulmer's 'Chessnut', a plucky little program running on a Commodore 64 and guaranteed of the best amateur trophy even of it didn't won a game (it didn't).
Intelligent Chess Software
[Event "WMCCC 1984"] [Site "Glasgow, United Kingdom"] [Date "1984.09.13"] [Round "5"] [White "Intelligent Chess Software"] [Black "Chessnut 3"] [Result "1-0"] 1.d4 d5 2.c4 Nc6 3.Nc3 dxc4 4.d5 Ne5 5.Nf3 f6 6.Nxe5 fxe5 7.e4 Nf6 8.Bxc4 Bg4 9.f3 Bh5 10.Qb3 b6 11.Qa4+ Qd7 12.Bb5 O-O-O 13.Qxa7 Qxb5 14.Nxb5 Nxd5 15.Qa8+ Kd7 16.Qxd5+ Kc8 17.Qc6 Rd1+ 18.Kxd1 Kd8 19.Nxc7 Bf7 20.Kc2 Kc8 21.Na6+ Kd8 22.Rd1+ Bd5 23.Rxd5# 1-0
[Event "WMCCC 1984"] [Site "Glasgow, United Kingdom"] [Date "1984.09.14"] [Round "6"] [White "Chessnut 3"] [Black "Sargon 3"] [Result "0-1"] 1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Qxd4 Nc6 5.Qd3 e5 6.Nfd2 Bc5 7.Na3 O-O 8.e4 Ng4 9.Qf3 Bxf2+ 10.Qxf2 Nxf2 11.Kxf2 Qb6+ 12.Kf3 Nd4+ 13.Kg3 Qf6 14.Nb5 Qf4+ 15.Kh3 d6+ 16.g4 Qxg4# 0-1
- Acorn Diagram, Image by KDS4444, July 13, 2012, Wikimedia CommonsWikimedia Commons
- Tony Harrington (1983). Chess Tournament - 4th European Microcomputer Chess Championship. Personal Computer World, December 1983
- 4th World Microcomputer Chess Championship - Glasgow 1984 (ICGA Tournaments)
- Tony Harrington (1984). Look back in dismay - Report of WMCCC 1984. Personal Computer World, December 1984
- Glasgow 1984 - Chess - Round 5 - Game 1 (ICGA Tournaments)
- Glasgow 1984 - Chess - Round 6 - Game 1 (ICGA Tournaments)