Chess theory

series of moves used to start a chess game

right|thumb|upright=1.35|White and Black in chess|Black is checkmated and loses the game.

final stage of a chess game

portion of a chess game between the opening and the endgame

Zugzwang (; ) is a situation found in chess and other turn-based games wherein one player is put at a disadvantage because of their obligation to make a move; a player is said to be "in zugzwang" when any legal move will worsen their position.

turn or single move in chess

configuration of pawns on the chessboard

in chess, when two kings face each other with only one square between them

advantage enjoyed by White (who moves first) over Black (who moves second) in a game of chess

in chess, the difference in value between a rook and a minor piece (bishop or knight)

chess tactic to put one’s opponent in zugzwang

chess tactic

Chess endgame

several positions in chess endgames

in chess, general principle about chess middlegames and endgames that rooks should be placed behind passed pawns; stated by Siegbert Tarrasch (1862–1934)

chess endgame with a king and two knights versus a king, possibly with pawns

chess endgame in which each side has a single bishop, but the bishops reside on opposite-colored squares on the chessboard

endgame drawing technique in which the side behind in material sets up a zone of protection that the opponent cannot penetrate

a square on the chessboard such that if a player's king can occupy it, he can force some gain such as the promotion of a pawn or the capture of an opponent's pawn

depiction of a chess board

chess endgame

Wikimedia list article

finding an optimal strategy for playing chess

set of people sharing a common style of playing chess

chess endgame theory