Notation refers to any formalized method of recording chess games so they can be replayed and shared later. Common notations include algebraic, figurine algebraic, descriptive, and the digital PGN format. Descriptive notation is considered obsolete, though familiarity with it allows one to read ...

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SAN for nullmove?

The long algebraic notation (lan) for null move is usually 00-00 or simply 0000. Chess engines that support the nullmove: "give up a turn, and let the other side move" typically use this as its part ...
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119 views

Unusual chess notation

I recently bought a chess book that had unusual chess notation, such as B x KP; P X B, Q - R5 Does anyone know what type of notation this is and how to read it?
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What does “bxa1=Q” mean?

I have a PGN file with the following move in it: fxe5 bxa1=Q I understand the equals sign represents a draw offer, but what does "=Q" mean?
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Please explain chess Notation? [duplicate]

Although I love chess, I don't understand how to describe the positions on the board and moves of the chess pieces using numbers and letters. I tried to understand it by myself in hopes to answer an ...
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Automatically-generated notations in ten varieties… are they correct?

I wrote a program that converts moves in ICCF notation into a total of ten notations: SAN FAN LAN MAN RAN CRAN Smith Descriptive Coordinate ICCF I previously posted a question asking for ...
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Moves to test a notation generator

I've made a small program that takes a list of moves in ICCF notation and translates them to the following: SAN FAN LAN MAN RAN CRAN Smith Descriptive Coordinate ICCF For example, a starting move ...
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179 views

What does D and +— mean in chess annotation

When using stockfish to annotate some of my games, I will often get the symbols D and +-- which I can't find definitions for. I was thinking that sings +- means decisive advantage for white that maybe ...
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65 views

Omitting piece letters in pgn

Is it possible or common practice to omit piece letters (other than P) in PGN as long as the move is unambiguous? E.g. h1xBh8 From what I understand from ...
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1answer
226 views

Converting square notation to algebraic notation programmatically

I'm not sure if this is the right place to put this question, but it requires a fair amount of chess background so I decided to post it here. Square notation describes moves by simply noting the ...
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Alternatives to the FEN notation

Apart from the FEN notation, are there other even more compact known chess-position notations? One that would of course also entail castling rights, and en-passant possibilities. One really missing ...
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232 views

How do I find people to play chess with me through correspondence?

I really would like to play chess, nevertheless, I do not have access to physical chess players. My question is, how do I find people to play chess with me by email? I have not been successful in ...
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Question about solutions given in a chess book for mate-in-two and mate-in-three

I recently purchased the book "Chess: 5334 Problems, Combinations, and Games" by Laszlo Polgar, just to learn more about moves. This book has 3411 "Mate in two" problems and 743 "Mate in three" ...
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Is it legal to record moves that have not yet been played?

In a hypothetical tournament game where there is a completely forced series of moves for your opponent (e.g. their next move is an only-move and you have already decided on the response), would it be ...
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On blunders in PGNs

Let us say that I commit a blunder in a chess game. One that is deserving for a ??, a mate in one let us say. My opponent misses it. With what mark should the move be written in a pgn? Left markless, ...
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What does “+-” mean in algebraic notation?

I'm familiar with chess notation, but this has left me scratching my head. Looking at this answer, I see two games ending with moves marked as "+-" or "-+" (plus-minus or minus-plus). What does this ...
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1answer
124 views

Is there any software (open source and/or free) that reads chess notation?

I would like to convert a chess notation into a game. How to do that? I have a game in algebraic notation, let say, 1.e4 c5 2.Nf3 h6 3.d4 e6 4.c3 Nf6 5.Bd3 a6 6.Bc2 Be7 7.Qd3 b5 8.b3 Qc7 9.Nbd2 Bb7 ...
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142 views

Numerical FEN writing

What is the most compressed way to "write" a chessboard as an integer considering en passant and castling as always possible no matter what.
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143 views

Is there a space between the move number and the move algebraic notation?

I know everyone will say that this is a stupid question, but I'm going to ask it anyway... Is there a space between the move number and the move algebraic notation? In other words, which of these is ...
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4answers
532 views

Why do Super GMs still have to write down their moves at tournaments?

I thought that the boards can register the moves electronically. What is the point of writing them down?
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Tools for automated notation: webcam movie to PGN

Sometimes during blitz games over the board, or when in zeitnot, it gets very difficult to annotate them. I've seen several software / hardware to help in writing the notation, even one that's FIDE ...
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Move first, record later; or vice-versa?

Is it better to teach young players to record their move first and then make it? Or should they be taught to move first and write later? Is one considered better etiquette over the other?
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1answer
505 views

Parsing PGN files - when can a move be shortened?

I'm writing a PGN file parser, and need to know in which situations you don't need to write the rank/file of a piece that makes the move. I can think of the following: only one piece can conduct the ...
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3answers
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Following the moves from the black’s point of view

I am an intermediate level chess enthusiast. I have noticed that one of the main hindrances that slows down my progress is that I have never been able to internalize the algebraic notation and lack a ...
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Where can I find images for vector chess diagrams?

Chess diagrams are simple, icon-based images and there's no reason they need to be raster images. I've seen many threads started on this topic throughout the web, always unanswered.
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What does [6/10]-611 stand for?

I am using Chess for Android app by Aart Bik. Fairly easy to use and understand (and difficult to beat). I get these numbers displayed below the noted moves and I think these are analysis symbols ...
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357 views

Why is algebraic notation called algebraic?

How does algebra relate to this chess notation? Why do they call this chess notation algebraic?
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Does a non-copyrighted scoresheeet exist that I can print out instead of purchasing pre-printed sheets?

Please provide a download link for a scoresheet for recording moves during match-play. I could format my own but why reinvent the wheel? I am happy to provide a sample as an illustration.
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Is this case considered an ambiguity or not?

From the answer to my question How are PGN ambiguities handled?: In the case of ambiguities (multiple pieces of the same type moving to the same square), the first appropriate disambiguating ...
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What is the origin of descriptive notation?

Algebraic Notation is the modern standard for recording chess games. It is easily human-readable, yet it can be parsed by computers without difficulty. Descriptive notation predates algebraic ...
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How are PGN ambiguities handled?

How are ambiguities handled when writing the PGN when more than one piece of the same type can move into the same square?: [FEN "1R4QQ/R1R4Q/8/6pP/5P1P/8/NK1k4/1N1N4 w - g6 0 1"] Note: White to ...
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1answer
767 views

Differences between FEN and EPD?

I just read the description of FEN (Forsyth–Edwards Notation) and EPD (Extended Position Description), I have a basic idea of what they are, but I still have some points that are not entirely clear: ...
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471 views

At what time control do you stop recording your moves?

I've been to a 15|2 (Fischer) tournament where it was not necessary to record your moves and I've also played in longer games where it was expected. My question is at what time limit are you no longer ...
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How do I learn to visualize algebraic notation?

So, now based upon the recommendation from this question, How do I learn to understand the middlegame?, I bought how to Reassess Your Chess. It's pretty interesting, but I am struggling some with ...
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Is it common to reverse the rank and file in chess notation?

I was watching an episode of Sesame Street that had to do with playing chess. In a short film, there is a chess master that was going over some moves with school kids and I remember one of the kids ...
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When and why was the notation changed from descriptive to algebraic?

When I was young I used to play chess with the the old form of notation KB (King Bishop square number), even books used to have the same notation, then later found that everyone was using algebraic, ...