Reinhard Scharnagl
Encyclopedia
Chess
Chess is a two-player board game played on a chessboard, a square-checkered board with 64 squares arranged in an eight-by-eight grid. It is one of the world's most popular games, played by millions of people worldwide at home, in clubs, online, by correspondence, and in tournaments.Each player...
, inventor of Capablanca Random Chess
Capablanca random chess
Capablanca Random Chess is a chess variant invented by Reinhard Scharnagl in 2004. It combines the piece set and 10x8 board from Capablanca Chess with the permutation idea of Fischer Random Chess...
and the Chess960 numbering scheme and developer of the chess variant program SMIRF
SMIRF
The name SMIRF is an acronym for "Strategiespielprogramm mit intelligent rückkoppelnden Funktionen" . It designates an appropriate innovative variant of an adaptive recursive feedback implementation. The procedure cuts the to be evaluated search tree effectively both in the depth and in the width...
.
Chessbook author
Scharnagl is the author of the book Fischer-Random-Schach (FRC / Chess960) - Die revolutionäre Zukunft des Schachspiels (inkl. Computerschach), ISBN 3-8334-1322-0. Since 2001 he has been trying to advance and popularize Fischer Random Chess, today more commonly called Chess960Chess960
Chess960 is a chess variant invented and advocated by former World Chess Champion Bobby Fischer, originally announced on June 19, 1996 in Buenos Aires, Argentina. It employs the same board and pieces as standard chess, but the starting position of the pieces is randomized along the players' home...
, particularly in the area of programming. Scharnagl pioneered X-FEN
X-FEN
X-FEN is an extension of Forsyth-Edwards Notation .The traditional Forsyth-Edwards Notation is not sufficient to represent all possible positions in 8x8 Chess960 or 10x8 Capablanca random chess . Consequently, an extension of FEN was needed, with the requirement of being fully backward compatible...
, a necessary extension of the traditional Forsyth-Edwards Notation
Forsyth-Edwards Notation
Forsyth–Edwards Notation is a standard notation for describing a particular board position of a chess game. The purpose of FEN is to provide all the necessary information to restart a game from a particular position....
(FEN) that provides a downward compatible encoding of Chess960 positions. The worldwide standard Chess960 numbering scheme of all 960 starting positions in Chess960
Chess960
Chess960 is a chess variant invented and advocated by former World Chess Champion Bobby Fischer, originally announced on June 19, 1996 in Buenos Aires, Argentina. It employs the same board and pieces as standard chess, but the starting position of the pieces is randomized along the players' home...
also originated with him.
Chess variants
Scharnagl is the inventor of Capablanca Random ChessCapablanca random chess
Capablanca Random Chess is a chess variant invented by Reinhard Scharnagl in 2004. It combines the piece set and 10x8 board from Capablanca Chess with the permutation idea of Fischer Random Chess...
(CRC), a variant basing on the 10x8 chessboard and José Raúl Capablanca
José Raúl Capablanca
José Raúl Capablanca y Graupera was a Cuban chess player who was world chess champion from 1921 to 1927. One of the greatest players of all time, he was renowned for his exceptional endgame skill and speed of play...
's extended piece set (additional pieces- the chancellor and the archbishop). He also has written the 8x8 and 10x8 multivariant chess program SMIRF
SMIRF
The name SMIRF is an acronym for "Strategiespielprogramm mit intelligent rückkoppelnden Funktionen" . It designates an appropriate innovative variant of an adaptive recursive feedback implementation. The procedure cuts the to be evaluated search tree effectively both in the depth and in the width...
.
