Rules knowledge graph
Chessboardboard
8 × 8 squares
Kingpiece
KQueenpiece
QRookpiece
RBishoppiece
BKnightpiece
NPawnpiece
—One square, any directionpattern
Slide any directionpattern
Slide rank & filepattern
Slide diagonalspattern
Leap in an Lpattern
Step forwardpattern
Double step (first move)pattern
Capture diagonallypattern
Starts atplacement
Mirrored for Black.
Starts atplacement
Mirrored for Black.
Starts atplacement
Mirrored for Black.
Starts atplacement
Mirrored for Black.
Starts atplacement
Mirrored for Black.
Starts atplacement
Mirrored for Black.
Check must be answeredrule
Castlingrule
En passantrule
Pawns that advance more than one square can be taken in passing.
Promotionrule
Turn orderrule
Press enter or space to select a node. You can then use the arrow keys to move the node around. Press delete to remove it and escape to cancel.
Press enter or space to select an edge. You can then press delete to remove it or escape to cancel.
Playing under Standard chess.