2 | The board is rotated by 45°, and then the game follow usual rules.
5 White (resp. Black) pawns move one square diagonally north-west: h1 to a8
6 (resp. south-east: a8 to h1).
7 White (resp. Black) pawns capture on the adjacent orthogonal squares either
8 up or to the left (resp. down or to the right).
9 This is natural after rotating the board by 45° clockwise,
10 explaining the name "Diamond Chess".
12 p All other pieces move like in orthodox chess.
14 figure.diagram-container
16 | fen:8/1p6/1B4P1/8/8/3n4/3pP3/8 b6,c6,d2,f7:
17 figcaption Pawn moves.
22 a(href="https://www.chessvariants.com/rules/diamond-chess") Diamond Chess
23 | on chessvariants.com.
25 p Inventor: James Alexander Porterfield Rynd (1886)