Grand Chess

Invented by: Christian Freeling, 1984

Christian Freeling's popular 10 x 10 chess variant with the missing compound pieces added as in Capablanca Chess

Game hierarchy

• Game
    • Generic Chess
        • Generic x10
            • Generic 10x10
                • Grand Chess

Board

FEN: r8r/1nbqkmcbn1/pppppppppp/10/10/10/10/PPPPPPPPPP/1NBQKMCBN1/R8R w - - 0 1

Piece Types

Internal NameNameNotationAdded ByNotes
KingKingKGeneric Chessroyal
PawnPawnPGeneric Chessen passant; can promote by replacement; pawn structure evaluation
QueenQueenQGrand Chesstrap king on back rank bonus
RookRookRGrand Chessopen file bonus; trap king on back rank bonus
BishopBishopBGrand Chesscolorbinding evaluation; outpost bonus
KnightKnightNGrand Chessoutpost bonus
ArchbishopCardinalCGrand Chess 
ChancellorMarshallMGrand Chessopen file bonus; trap king on back rank bonus; trap king on back rank bonus

Game Variables

Name = "Grand Chess"
Invented = "1984"
InventedBy = "Christian Freeling"
NumberOfSquareColors = 2
FENFormat = "{array} {current player} {castling} {en-passant} {half-move clock} {turn number}"
FENStart = "#{Array} w #default #default 0 1"
Array = "r8r/1nbqkmcbn1/pppppppppp/10/10/10/10/PPPPPPPPPP/1NBQKMCBN1/R8R"
DeduplicateMoves = false
StaticExchangeEvaluation = true

Declared in Generic Chess:

StalemateResult = Draw
PromotionRule = Grand
PromotionTypes = ""
BareKing = false
EnPassant = true
PromotingType = Pawn
CastlingType = King

Declared in Generic x10:

PawnMultipleMove = Grand

Declared in Generic 10x10:

Castling = None

Rules

MoveCompletionDefaultRule
EnPassantRule
CheckmateRule
Move50Rule
PromoteByReplacementRule
RepetitionDrawRule

Evaluations

PawnStructureEvaluation
LowMaterialEvaluation
ColorbindingEvaluation
RookTypeEvaluation
OutpostEvaluation
GrandChessDevelopmentEvaluation

 
 

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