. . "The Chessmaster 4000 Turbo" . "Chessmaster 9000" . . . "The Chessmaster" . . "Chessmaster 10th Edition" . . . . . . . "chess engine in the computer game ''Chessmaster''" . "Chessmaster: The Art of Learning" . . . . . . . . . "The New Chessmaster" . . . . . . "The Chessmaster 4000" . . . "master" . "Chessmaster 6000" . . . . . "Chessmaster" . . . . "chess engine for the ''Chessmaster'' series" . . . "Chessmaster: Grandmaster Edition" . . . . . "Chessmaster II" . . . "chessmaster" . . . . "Chessmaster" . . . . . "The King" . . . . . "The Chessmaster 3000" . . . . . . "Chessmaster 2000, The" . . . . . . "Chess Master" . . . . . "Chessmaster Live" . . . . . . .