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Fundamental rules of classical chess. Explore piece movements and captures, universal algebraic notation, special rules (castling, en passant, promotion), and endgame outcome conditions.

Basic Rules6 pieces • Interactive board

Pieces: Moves & Captures

Interactive training ground for 6 piece types: pawn, knight, bishop, rook, queen, and king with move and capture highlights.

Theory & RecordCoordinates • Signs • Sheets

Chess Notation & Symbols

Reading and recording games: board coordinates a1–h8, piece symbols, evaluation markers (!?), check (+), checkmate (#), and castling.

Classical CodexCastling • En Passant • Promotion

Special Rules

Subtle chess rules: castling rights and restrictions, en passant capture rule, and pawn promotion mechanisms.

Game EndingMate • Stalemate • Draws

Game Outcomes & Endings

Victory and draw conditions: checkmate, stalemate, threefold repetition, 50-move rule, and insufficient material.