ϕ-- PERFECT SUPERCHESS ON CLASSIC 64-CELL CHESSBOARD Russian patent published in 1998 - IPC

FIELD: table games. SUBSTANCE: chess has 64-cell chessboard and set of pieces including 16 light and 16 dark pieces. Chessboard is made four-colored, with alternatively changing light fields of two tints and dark fields of two tints. Such fields as b1, b3, b5, b7, d1, d3, d5, d7, f1, f3, f5, f7, h1, h3, h5, h7 are made light and of one tint and such fields as a2, a4, a6, a8, c2, c4, c6, c8, e2, e4, e6, e8, g2, g4, g6, g8, are made light, of other tint; such fields as a1, a3, a5, a7, c1, c3, c5, c7, e1, e3, e5, e7, g1, g3, g5, g7 are made dark, of one tint and such fields as b2, b4, b6, b8, d2, d4, d6, d8, f2, f4, f6, f8, h2, h4, h6, h8 are made dark, of other tint. Chess of such construction have more wide and perfect compositional base from the point of view of qualitative and metric ratio. EFFECT: increased entertaining effect, wider and more perfect compositional base. 25 dwg, 9 tbl