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Seirawan Chess: http://www.seirawanchess.com/
A chess variant invented by grandmaster Yasser Seirawan and Bruce Harper in 2007. It is played on the standard 8x8 board and uses two new pieces, the hawk (which moves like a knight or a bishop) and the elephant (which moves like a knight or a rook). Pieces can be purchased at The House of Staunton site.