A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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Questions relating to the first few moves in a game
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Questions related to determining the Truth behind positions. This includes who is winning, what the next move should be, and what happens when a certain move is played.
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any machine or computer program that plays chess.
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Questions related to learning how to play chess and improving your chess skills
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Questions about chess-related software, but not including chess-playing engines; there's a more specific tag for those questions, the [engines] tag.
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Questions relating to strategical play and long term planning in chess
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the part of the game when there are only a few pieces left on the board. Usually play revolves around one or both players trying to promote a pawn. Alternatives are the opening an…
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the erudite study and the philosophy behind the moves in chess.
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Questions relating to the rules of chess
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the concrete maneuvers (e.g. forking two pieces with a knight, pinning a piece to the opponent's king, or unleashing a discovered check) that chess players use and combine in order to achi…
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A number that approximates a player's skill. The actual meaning of the number depends upon the issuing organization. Common issuers include the USCF and FIDE.
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Questions relating to the history of chess, whose origins trace to the ancient Indian game of chaturanga.
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A series of chess games between a number of player, who compete for a set of prizes. Chess tournaments are of different formats and categories, and they can be open or by invitation only
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Questions relating to checkmating.
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Questions about variants of normal chess including bughouse, Chess960 (Fischer Random), atomic chess, and antichess.
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the opening given by the moves 1. e4 c5, and it is one of the most popular replies to white's 1. e4.
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the most widely-used method for comparing chess player strengths.
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Questions relating to drawing in chess
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A style of play emphasizing capture of strategic squares and prophylactic moves.
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Questions concerning chess literature.
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Questions about game statistics, e.g. the winning percentage of a "line," the probability of some event occurring in a game, or player statistics.
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Questions relating to playing chess on the internet
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Questions relating to chess training
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A problem in which a tactical or positional solution is required
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Questions of interest to or relating to new players.
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Data set of chess games.
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Questions about FIDE, the international governing body of chess.
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a strong open-source chess engine.
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Questions relating to the Pawn
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Questions about the middlegame. The middlegame is the stage of the game after the opening has been completed and most of the pieces have been developed, but before the endgame. In the middlegame…
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Questions related to all aspects of writing software related to chess.
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Questions relating to psychological influence on an opponent during a game.
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PGN stands for Portable Game Notation. This is a file format for storing chess games (both the moves and various header data such as players' names) that is easily read by people while also easy for …
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For all questions related to the World Chess Championship: its holders, contestants, history, etc.
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A chess problem consists of a board position and a task. Most often the problem asks to find a line of play that mates black in a given number of moves, or to find a combination that guarantees a winn…
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the highest title awarded by FIDE. It is obtained by both acquiring a 2500 Elo rating, and achieving three "grandmaster norms," tournament performances of a sufficiently …