Triangular Chess Triangular Chess Triangular Chess is a chess variant for two players invented by George R. Dekle, Sr. in 1986. The game is played on a hexagon-shaped gameboard comprising 96 triangular cells. Each player commands a full set of chess pieces in addition to three extra pawns and a "unicorn". Triangular Chess and its variation Tri-Chess were included in "World Game Review" No. 10 edited by Michael Keller. The starting setup is as shown. As in chess, White moves first and the object is checkmate. Other standard conventions apply as well, including castling, a pawn's initial two-step option, "en passant", and
William Lewis (chess player) treatises, but his isolation prevented him from assimilating the positional ideas of the new generation of chess-players. For this reason, Hooper and Whyld in their Oxford Chess Companion describe the last voluminous work of Lewis, "A Treatise on Chess" (1844), as already "out of date when published". William Lewis (chess player) William Lewis (1787–1870) was an English chess player and author, nowadays best known for the Lewis Countergambit and for being the first player ever to be described as a Grandmaster of the game. Born in Birmingham, William Lewis moved as a young man to London where he worked for