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.
For questions about the threefold repetition rule, which states a player can claim a draw if it's his/her move and a position has appeared / is about to appear which happened before at least twice.
In blindfold chess, players play without sight of the board. They state their moves verbally while a referee makes them on a board, checking for correctness etc.
the chess opening that begins with the moves 1. d4 d5 2. c4 dxc4.
a form of chess where one player (typically of high rank) plays multiple games at the same time against other players.
The center of the chess board consists of the four central squares (e4, d4, e5 and d5).
The Queen's Gambit Declined, often abbreviated to QGD, is a chess opening characterised by 1. d4 d5 2. c4 e6
For questions related to (world) records in chess, e.g. the longest game (in moves or in duration), highest obtained rating, longest mate in n puzzle, etc.
An endgame where each side has a king, a bishop, and possibly some pawns.
a chess opening characterized by the moves 1. d4 Nf6 2. c4 g6 3. Nc3 d5. It is named after the 20th century Austrian grandmaster Ernst Grünfeld.
A chess game that opens with `1. e4 e5 2. Nf3 Nc6 3. Bc4`. It is among the oldest of openings.
a chess opening beginning with the moves 1. e4 e5 2. Nf3 Nc6 3. d4.
to develop a bishop on one of the long diagonals, at b2/g2 (for white) or b7/g7 (for black).
For questions about chess-related software running on the Linux operating system.
For questions about claiming a draw, e.g. because of threefold repetition, or your opponent making no effort to win when you have little time left on your clock.
Endgames where each side has a king, a queen, and possibly some pawns
for the topic of a human player against an engine (computer).
one in which the pawn structure on the board is such that there are few open lines for the maneuvering of pieces.
a German term, literally meaning "compulsion to move," which refers in chess to a situation in which any move by the side whose turn it is leads to ruin, but the player would be saved if o…
a chess variant played by two teams using multiple boards. The players on a team are assigned alternating colors. Captured pieces are not dead but are instead passed between team-mates.
Questions concerning the play performance, both of humans and chess engines.
an unofficial title that is used to distinguish top players (Elo 2700+). For instance, this site (http://www.2700chess.com/) is dedicated to track the rating progress of all 2700+…
Opening system that begins with the moves 1.d4 and 2.Bf4 (white) or 2.Nf3 & 3.Bf4 (black).