Community variant
Sylvia
a 6*6 version of chess.
This is a user-catalogued casual variant. Technical details such as board size,
FEN, pieces, and hand rules are defined in the Fairy-Stockfish
variants.ini block below.
Generated rule overview
This variant is defined directly from a Fairy-Stockfish rule block. The text below is generated from the available configuration and may omit details that are only implicit in piece movement notation.
Board and setup
Pieces and movement
- The piece set used on the board is: king (k), queen (q), rook (r), bishop (b) and pawn (p).
Move rules
- Castling is not allowed.
- Pawn double-step moves are disabled.
Promotion
- The pieces that can promote are: pawn (p).
- Promotion choices are both sides: bishop (b), rook (r) and queen (q).
Fairy-Stockfish rules
[sylvia_]
variantTemplate = chess
maxRank = 6
maxFile = 6
pawn = p
bishop = b
rook = r
queen = q
king = k
startFen =rbqkbr/pppppp/6/6/PPPPPP/RBQKBR w 0 1
doubleStep = false
pawnTypes = p
promotionPieceTypes = brq
castling = false