The fifty-move rule in chess states that a player can claim a draw if no capture has been made and no pawn has been moved in the last fifty moves (for...

Specific rules Adjournment (games) (rare now) Castling Check Checkmate Draw Draw by agreement En passant Fifty-move rule Perpetual check (former rule) Promotion...

same player to move), and the fifty-move rule (when the last fifty successive moves made by both players contain no capture or pawn move). Under the standard...

one side but drawn during play because of this rule. Initially, some exceptions to the fifty-move rule were introduced, but when more extreme cases were...

by the threefold repetition rule, by the fifty-move rule, by the fivefold repetition rule and by the seventy-five-move rule. A position is said to be a...

against two bishops. Historically, FIDE has sometimes revised the fifty-move rule to make exceptions for these endgames, but these have since been repealed...

player with the queen should win, but the game was drawn because of the fifty-move rule after Black was unable to find the winning maneuvers to fork and capture...

no longer one of the rules of chess, but will eventually allow a draw claim by either threefold repetition or the fifty-move rule. Players usually agree...

Pandolfini, Bruce (1995). Chess Thinking: The Visual Dictionary of Chess Moves, Rules, Strategies and Concepts. Fireside chess library. Simon and Schuster...

The Queen's Gambit is the chess opening that starts with the moves: 1. d4 d5 2. c4 It is one of the oldest openings and is still commonly played today...

player with no legal moves). This includes having no remaining pieces on the board. Draws by repetition, agreement, or the fifty-move rule work as in standard...

central squares, and White would have to move this knight again (e.g., to c2 or c4) for it to follow common rules such as controlling the center. Angus Dunnington...

advance, used for the fifty-move rule. Fullmove number: The number of the full moves. It starts at 1 and is incremented after Black's move. The following example...

tablebases do not consider the fifty-move rule, under which a game where fifty moves pass without a capture or pawn move can be claimed to be a draw by...

5...Nxd5 is rarely played; however, the Fried Liver Attack involves the move 6.Nxf7, a knight sacrifice on f7. The opening is popular with younger players...

The Italian Game is a family of chess openings beginning with the moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 This opening is defined by the development of the...

number of moves, nor always within the 50 moves allotted by the fifty-move rule, because of the simple algorithm that calculates the moves. It did, however...

discovered in the Lomonosov tablebase by Guy Haworth, ignoring the 50-move rule. Such a position is beyond the ability of any human to solve, and no chess...

White employing the following moves (which can be played in a variety of move orders): d4, Nf3, Bf4, e3, Bd3, Nbd2, c3. The move h3 is often also played, enabling...

in these strange moves in their youth, I shall not even give you the names of these 'openings'. — van der Sterren, on 1.f3 The move does exert influence...

The Old Indian Defense is a chess opening defined by the moves: 1. d4 Nf6 2. c4 d6 This opening is distinguished from the King's Indian Defense in that...

uncommonly played defense to the Queen's Gambit, it begins with the following moves: 1. d4 d5 2. c4 Nc6 The Chigorin Defense violates several classical principles:...

agreement, by threefold repetition, or by an eventual claim under the fifty-move rule. 47. h4! Re2+ 48. Kh1 Qxg3?? After 48...Qg6! 49.Rf8 Qe6! 50.Rh8+ Kg6...

"winning a queen", "losing a rook", or "sacrificing a pawn". The rules of chess prescribe the moves each type of chess piece can make. During play, the players...

methodology that automatically detects obvious cheaters based on engine move matching analysis. In December 2017 Lichess began hosting a monthly Lichess...

in Nikolić – Arsović. Fressinet could have claimed a draw under the fifty-move rule, but did not do so since neither player was keeping count, it being...

The Benko Gambit (or Volga Gambit) is a chess opening characterised by the move 3...b5 in the Benoni Defence arising after: 1. d4 Nf6 2. c4 c5 3. d5 b5 Black...

Nimzowitsch) is a somewhat uncommon chess opening characterised by the moves: 1. e4 Nc6 This opening is an example of a hypermodern opening in which...

The Albin Countergambit is a chess opening that begins with the moves: 1. d4 d5 2. c4 e5 and the usual continuation is: 3. dxe5 d4 The opening is a gambit...

Gambit) 3.f4 (Three Pawns Attack) 3.g3 3.Nf3 Bobby Fischer suggested the move 3.h4!? as an unorthodox try against 1...g6 2.d4 Bg7, in his annotation to...