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Questions tagged [notation]

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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How to record these moves?

Suppose a complete hypothetical positions that white has 6 queens and they are at a1, a4, a7, g1, g4, g7, respectively. How to record the following move in the standard algebraic notation? Moving the ...
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How to learn chess board coordinates?

I am relatively new to chess, and wonder, what is a fast (and hopefully easy) way to learn chess board coordinates, so when I am watching a video where the commentator says 'Knight F 6' ,i know to ...
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Should a player use the provided carbon copy sheet to record moves in a club/tournament? [duplicate]

I've been told some times that I must record my moves in the carbon copy sheet provided by the organizer instead of using my own chess notebooks. Is there any rule preventing me from using my own ...
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Algebraic to coordinate notation converter

I am building a chess board where I have one LED for each column and row, so I can represent moves by iluminating the orogin coordinate (e2) and the destination coordinate (e4) However chess ...
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66 views

convert stockfish pv output to show piece names [duplicate]

What are suggested coding snippets to add pieces to pure algebraic notation (this would change g1f3 to Nf3) when using the chess.js and chessboard.js (javascript) interface. Stockfish uses this type ...
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74 views

Coordinate-style move output from chess engine, to control robot

I'm using gnuchess to decide which move a program should make, and I'm using its output to control a robot arm (to execute the move on a real board). However, gnuchess outputs SAN (Standard Algebraic ...
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How is notation done for similar pieces capturing the same piece?

When a capture can be made by two rooks, or two knights, etc., how does the notation clarify which piece makes the capture? For example, if two pawns, one at e4 and one at c4, capture a pawn at d3, ...
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What service can be used to save and replay/analyze a chess match?

I've been starting to write down my chess matches in a scorebook, but would like to find a site where I can transcribe the match and then replay move by move by game to help me analyze what I did well ...
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In verbally describing a move, can you simply say: “B4f to Q5e?”

I don’t have a picture to upload.
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192 views

Unfamiliar with this move notation

I'm not even sure what to call this one. I'm reading Caro-Kann Defense: Advance Variation and Gambit System by Anatoly Karpov. In the first chapter karpov mentions a move order: e4 c6 d4 d5 f3 So ...
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228 views

Chess puzzle ONLY for strong players [closed]

After playing a game (black) at a local tournament I realized the algebraic notation at my score sheet is purely noted. Somewhere along the lines, probably around 15. and after, one or more moves are ...
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225 views

How do I get Stockfish to show notes like it does on Lichess?

I want to write a program to stop a chess game if Stockfish decides that checkmate is unavoidable for a player as a learning exercise. I downloaded Stockfish for Mac and it gives what it thinks is the ...
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What does the †† notation mean?

I am reading a book on chess openings called 51 Chess Openings for Beginners by Bruce Albertson and the author uses notation like so: ...†† Kxf7 What does the †† mean? I know a single † ...
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Algebraic notation avoiding ambiguity rank or file preference [duplicate]

In the following example (and similar situations you can make up), both queens can capture the knight. If for instance the queen on f5 takes the knight, this could be written as: Qfxd3 or as Q5xd3. Is ...
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858 views

Is “Rdxd2” algebraic chess notation valid?

Is the algebraic notation Rdxd2 valid? If there is a problem with this notation, then how can it be corrected?
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671 views

Why are O-O and O-O-O symbols used for castling in algebraic notation?

I'm curious about why the O-O and O-O-O symbols are used for castling in algebraic notation? Why not use the consistent and logical Kg1 or Kc1 for white and Kg8 or Kc8 for black? Why adopt the less ...
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272 views

What does the annotation symbol “TR” mean?

I've seen commentators use this symbol at the end of their analysis but I don't know what it means. Does anyone know?
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128 views

Long algebraic notation-piece promotion

I am building a chess engine with the use of Artificial Intelligence, and i am almost done as long as the AI and the internal game mechanics are concerned. Currently i am training the AI and i want ...
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715 views

Is there a proper way to indicate “stalemate” on your scoresheet?

Yesterday, after squandering a win, I played on until stalemate (actually, I offered a draw, but my opponent isn't a native English speaker, so I don't think she understood; in a few more plies we hit ...
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1answer
179 views

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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249 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 suggestions ...
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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 of ...
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1answer
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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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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 http://www.saremba.de/chessgml/standards/...
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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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5answers
636 views

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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4answers
972 views

Is there an online PGN editor for Blank Chess?

Blank Chess is a variant where the board starts empty and the first two moves are placing the Kings on your side of the board. You can then either place a piece or move a piece in subsequent turns. I ...
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5answers
475 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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2answers
427 views

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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142 views

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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226 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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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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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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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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730 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
447 views

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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95 views

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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471 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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647 views

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 step ...
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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 move,...