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Chess: Origins and How to Play

Origins in India Six Piece Types Checkmate Win Condition

Trace chess from ancient India to the modern board, then use the interactive lab to explore piece movement, captures, check, and the goal of checkmate.

The Short Origin Story

Chess began as a war-and-strategy game in ancient India, then changed as it traveled across continents and centuries.

  • India — c. 6th century CE: An ancestor called chaturanga appears, representing infantry, cavalry, elephants, and chariots.
  • Persia: The game becomes shatranj. The words check and checkmate descend from Persian and Arabic roots.
  • Islamic world & Europe: The game spreads along trade, scholarship, and conquest routes over several centuries.
  • Late medieval Europe: The queen and bishop gain long-range movement, creating the fast, tactical game we play today.

Starting Position

Back rank
♜ ♞ ♝ ♛ ♚ ♝ ♞ ♜
Pawns
♟ ♟ ♟ ♟ ♟ ♟ ♟ ♟

White's queen starts on a light square. Black's queen starts on a dark square. Memory trick: queen on her own color. The board corner nearest White's right hand is always a light square.

Piece Movement Lab

Pick a piece, then click any square to reposition it. Green dots show legal moves. Red rings show capture squares.

The queen combines rook and bishop: any number of squares straight or diagonal.

How a Turn Works

White moves first. Players alternate. Each turn is one legal move by one piece.

1 · Move

Move one piece legally. Pieces cannot jump over each other — except the knight, which is the unique exception.

2 · Capture

Move onto an enemy piece's square to capture it. Pawns move forward but capture diagonally — the most unusual rule.

3 · Protect the King

You may never leave your own king in check. If attacked, you must move the king, block the attack, or capture the attacker.

Three Moves Worth Knowing

These special cases come up in almost every game. Knowing them early prevents surprises.

Castling The king and rook move in a single turn — the king slides two squares toward a rook, and the rook jumps to the other side. Used to protect the king and activate the rook. Only legal if neither piece has moved yet, and the king is not in check.
En Passant When a pawn uses its two-square first move to land beside an enemy pawn, the enemy pawn may capture it as if it had only moved one square. The capture must happen immediately on the next turn or the right expires.
Promotion When a pawn reaches the far edge of the board it becomes any piece the player chooses — almost always a queen. Promotion is a powerful threat that shapes endgame strategy.

Chess Across Time

The board stayed recognizable for fifteen centuries. The rules evolved into a faster, sharper game.

c. 6th century Chaturanga

An Indian war game with infantry, cavalry, elephants, chariots, and a ruler — echoed in today's six piece types.

7th–10th centuries Shatranj

Persian and Arabic scholars preserve, study, and spread the game. The words check and checkmate enter European languages.

15th century Modern Power

The queen and bishop gain long-range movement, making attacks far quicker and the opening phase much more critical.

19th century onward Standard Play

Clocks, tournaments, world championships, and eventually computer chess shape the modern game and its global community.