30-04-1996 дата публикации
Номер: US5511793A
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Five related strategy type board games which are variations of conventional chess. Two are generic versions which can be played on sixteen square to sixty-four square boards using only simplex pieces: rooks, bishops, and knights; and duplex pieces: princess, crown-prince, and archbishop which are composites of two different simplex components and possess their dual powers. A third version played on a one hundred square board, includes three pairs of simplex playing pieces: rooks, bishops, and knights; three different types of duplex playing pieces: archbishop, crown-prince and queen, are all composites of two different simplex components; plus a king and ten pawns. Pawns have increased powers of movement, cannot be converted to queens, but can liberate captured pieces and possibly be knighted in the process. The crown-prince may succeed to the throne when the king has been annihilated, permitting the contest to continue. The fourth and fifth versions are played on one hundred forty-four ...
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