Questions tagged [terminology]

Questions about the particular terminology used in chess

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Opening name change of one game at Chess.com

Here are the first few moves of a game that I played at chess.com and the name of the openings is shown by the system: c4 (English Opening) c5 (English Opening; Symmetrical Variation) Nc3 Nc6 (...
Zuriel's user avatar
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Common term to a position of an absolute pin or a potential discovery check

is there any chess term to describe a position where the opponent's king is shielded from a check by only 1 piece (regardless if it's your piece, which would make it a potential discovery check, or ...
d.k's user avatar
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10 votes
3 answers
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What is the terminology for a move which allows the opponent to attack two pieces without making another move?

In the position below (Short vs Ponomariov 2003), White has just played Re4-f4, which is allowing the g5 pawn to attack both the rook and the bishop. In general, what do we call a move that allows the ...
Zuriel's user avatar
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7 votes
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is there a name for the opening moves 1. e4 b5?

While this is a terrible opening which gives up a pawn for nothing I would like to know if it has a name. Wikibooks state that it is called O'Neill Gambit but its citations lead nowhere. The only ...
cmgchess's user avatar
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6 votes
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Where does the term 'fianchetto' come from?

I know what a fianchetto is, developing a bishop on the 2nd/7th ranks on the long diagonals. But how did the word 'fianchetto' come into play as a chess term?
carrizal's user avatar
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2 answers
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"Unclear" becoming outdated?

It was the Chess Informant who gave us "∞ - position unclear" (as we all know, a position can only be won, lost or drawn ;-). Now that we have super-strong computers, I expect that ∞ will ...
Hauke Reddmann's user avatar
2 votes
2 answers
1k views

How exactly does bidding in armageddon chess work?

When discussing armageddon chess, I've seen the term "bidding" being used a lot. I understand the following: "In bidding armageddons, players usually communicate privately how much time ...
Arvo Ju's user avatar
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Term to distinguish between two categories of illegal positions

Consider these two categories of illegal positions. First, e.g.: Not having exactly one King of each color Both Kings being in check Pawns on the first or eighth ranks Second, e.g.: Having more ...
Joseph Sible-Reinstate Monica's user avatar
1 vote
1 answer
66 views

"Safe advantage" and "unsafe advantage"

By a safe advantage, I mean it is easy for the side with the advantage to keep it. Winning the game is extremely likely under normal conditions. Example: KQ vs KN is a very safe advantage. By an ...
Zuriel's user avatar
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13 votes
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What does "end with an empty board" mean?

I got this statement from Fundamental Chess Openings by Paul van der Sterren, and I don't understand what it means to end up with an empty board: However, since the human brain and even the computer ...
Gonja's user avatar
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What makes an opening move the "mainline"?

After 1.e4 c6, 2. d4 d5, the move 3. Nc3 is called the "mainline". According to lichess's database, the move 3. e5 has been played more than 3. Nc3, both by masters and by non-masters. This ...
Zuriel's user avatar
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8 votes
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Why do all e4-c5 variations only have a single name (Sicilian Defence)?

I was wondering why e4-e5 openings have different names depending on the next move, but Sicilian Defence continuations are all just variations of the Sicilian Defence. Is that because they are ...
naneri's user avatar
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5 votes
2 answers
1k views

Where does the term “cook” originate?

What is the origin of the term “cooked” for a chess problem with an additional, unintended solution?
Laska's user avatar
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4 votes
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Confused about the central and side pawns - which are which?

We all know that the "center" comprises of the four squares that are in the very middle of the board - d4, d5, e4, e5. Keeping this in mind, which are the central pawns, exactly, apart from ...
cst1992's user avatar
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What does the "GMS" abbreviation mean here?

I was wondered what the abbrevation meant here. https://ratings.fide.com/profile/2027895/chart "Period RTNG GMS RAPID RTNG RAPID GMS BLITZ RTNG BLITZ GMS" From the context it seems a ...
blademan9999's user avatar
4 votes
3 answers
1k views

How does centipawn scoring work?/Why is a higher (positive) score horrible while a lower score is better?

I'm a total beginner in Chess. I've known the basic rules for at least 20 years, but have never played it somewhat serious. Only toddler-level. I recently started trying to learn how to play properly. ...
Opifex's user avatar
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7 votes
2 answers
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When did the term "tabiya" start being used by players?

I was surprised to learn that the word "Tabiya" comes from the Arabic language. I know of no other Arabic terms in chess and know that most of its terminology is Russian or Yiddish: E.G. ...
waltertrentkamp's user avatar
6 votes
2 answers
946 views

What is the difference between Blackmar Gambit and Blackmar-Diemer Gambit, or are they the same?

365Chess lists the move order 1. d4 d5 2. e4 as Blackmar Gambit But the same move order is named as Blackmar-Diemer Gambit on chesstempo.]2. Which of these is more reliable (or correct)? The reason ...
cmgchess's user avatar
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4 votes
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What is the Botez gambit?

A friend of mine told me about this term used when you lose your queen, the Botez gambit, named after Alexandra Botez. It seems this term has arrived to casual, not necessarily young, (on-line) ...
lodebari's user avatar
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15 votes
3 answers
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Why are capturing key moves "frowned upon"?

Wikipedia's article on Babson tasks says: However, Yarosh's problem has a small flaw: the key is a capture, something which is generally frowned upon in problems. (The "key" of a chess ...
Steve Bennett's user avatar
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1 answer
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What is the name of this mating motif?

Anyone know the name of this motif? I have seen it several times, but never knew the name. Source Polgar 5334 problems. Can one classify this as a Legal's trap motif due to the famous Queen sacrifice(...
miniHessel's user avatar
18 votes
14 answers
5k views

Is there an equivalent to “a knight on the rim is dim” in other languages?

When explaining chess to beginners, I often use the famous rhyme, “a knight on the rim is dim”. Is there any equivalent (rhyming) phrase in other languages? I will accept any answer which shows at ...
hb20007's user avatar
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6 votes
2 answers
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When to do minority attack and majority attack?

So I learnt about minority attack few months ago where you push pawns on minority side to create weaknesses on opponents pawn structure but recently I have also been seeing some masters casually ...
Shreyash Talpade's user avatar
8 votes
2 answers
3k views

Is a move called a "book move", if it leads to a familar book position but objectively speaking, this move is obviously inferior?

For example, after 1. Nf3 e5?, the move 2. Nxe5 is objectively the best continuation. However, the move 2. e4 leads to a familiar opening position. In this case, do we call 2. e4 a "book move&...
Zuriel's user avatar
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Meaning of the phrase "the same player has the move"

What is the meaning of the phrase "the same player has the move" in the sentence below "Two positions are by definition "the same" if the same types of pieces occupy the same ...
Justin Chan's user avatar
9 votes
1 answer
820 views

Does this pawn structure arising from the Caro-Kann Advance Variation have a name?

I was looking at some positions arising from the Caro-Kann Advance variation with an early c5 by black, and was wondering if this was a common structure that I could easily find model games for, or ...
Matt's user avatar
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4 votes
1 answer
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Where does the name of the Guatemalan Defense come from?

I recall reading a story that the Guatemalan Defense (1. ... b6, 2. ... Ba6) is named after a game of correspondence chess that was played between (presumably some chess team representing) Guatemala ...
Marc Vaisband's user avatar
4 votes
1 answer
439 views

What is "Hybrid Chess"?

According to the latest FIDE rating regulations: 2. Laws to be Followed      2.1 Play shall be governed by the FIDE Laws of Chess or the Regulations for Hybrid Chess Competitions So, "hybrid ...
Brian Towers's user avatar
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Are pawns pieces? [duplicate]

I thought I heard somewhere that pawns are not pieces but just called pawns. Then, I heard from some other places that they are. I think they are but what is the exact definition of a pawn?
Andrew May's user avatar
8 votes
3 answers
3k views

What is the difference between a waiting move and zugzwang?

I can't see the difference between a waiting move and zugzwang.
user30415's user avatar
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-2 votes
1 answer
233 views

Why is 'Elo' sometimes capitalised to 'ELO'? [closed]

Why is 'Elo' as in Elo rating system sometimes capitalised to 'ELO' when it's a last name and not an acronym? I notice people don't say GLICKO, for example. Some (heavily downvoted) reddit posts: ...
BCLC's user avatar
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0 votes
2 answers
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What is the meaning of 'fighting draw' vs 'draw by theory' in re Chess960?

I remember reading in some YouTube comment that Chess960 will lead to less draws or something. There was a comment response saying that it seems about the same. Then the original commenter replied in ...
BCLC's user avatar
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4 votes
2 answers
157 views

Variant where each pawn promotes according to its file

Somewhere I came across a description of street chess played in India (I think) with a number of non-standard rules. One of them was that when a pawn reaches the 8th rank, it must promote according to ...
Steve Bennett's user avatar
3 votes
2 answers
223 views

King's Indian Attack - "pet lines"

I am reading about the King's Indian Attack (aka Barcza System), and article says that this system is "rarely used at the highest levels except to avoid certain pet lines". I wonder what are ...
ts.'s user avatar
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12 votes
1 answer
4k views

What is an "ugly" move?

In the video "ugly defense", GM Grigoyan called the move Knight g3-h1 an "ugly move", though objectively speaking, Nh1 may be the best move for white in this position. [fen "...
Zuriel's user avatar
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21 votes
2 answers
2k views

Definition of "theoretical" in chess context

I am a novice who has only picked up my first chess book recently. I want to study some common opening positions, and pick a line to go with & practice for the time being. While investigating the ...
Jayeon Yi's user avatar
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6 votes
1 answer
186 views

Name for the "folding magnetic chess set" variant?

Does anyone know the name of the chessboard variant where you fold a standard board along the line between the d-file and e-file, to get a double-sided 8x4 board? A piece on top can move past the edge ...
deep thought's user avatar
3 votes
1 answer
175 views

Does this bishop sac when your knight is pinned to your queen have a name?

This is a common tactic in various openings. It goes like this: A bishop pins your knight to your queen You sacrifice your bishop with check to attract the king forward You give a check with your &...
Devon's user avatar
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4 votes
1 answer
413 views

What are these types of OTB events from the USCF?

Looking into OTB tournaments, I see that the USCF allows you to filter searches for the following types: Heritage Event American Classic Grand Prix Enhanced Grand Prix Junior Grand Prix National ...
Eric Wilson's user avatar
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15 votes
3 answers
4k views

What is a pawn hook?

On my question (Why is 11. .. h6 such a bad move?) someone commented that I should read about the concepts of hooks. One definition that I found was: A hook is an advanced pawn which can be exploited ...
maxmitz's user avatar
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6 votes
0 answers
562 views

What's the etymology behind the Great Snake Variation?

This is called the Modern Defense: [FEN ""] 1.e4 g6 This is called the Modern Defense: [FEN ""] 1.d4 g6 This is called the "English Opening: Great Snake Variation": [...
James Ko's user avatar
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3 votes
1 answer
182 views

Better-known term for "cyclic" zugzwang?

What's the term for a zugzwang position P where White is winning, with or without the move White's best way to win from P is to execute a tempo-losing manoeuvre which leads back to P with Black to ...
Rosie F's user avatar
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2 votes
1 answer
362 views

What's the etymology behind this chess opening?

This line is called the Brooklyn Variation of Alekhine's Defense: [FEN ""] 1.e4 Nf6 2. e5 Ng8!? How did it get its name?
James Ko's user avatar
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2 votes
3 answers
271 views

Is there a name for this mating pattern?

What's the name of the mating pattern starting with the move 21...Ng4!? [FEN ""] 1. d4 Nf6 2. Nc3 c5 3. d5 e6 4. e4 exd5 5. exd5 d6 6. Nf3 Be7 7. Bb5+ Nbd7 8. a4 O-O 9. O-O b6 10. Bc6 Rb8 ...
James Ko's user avatar
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4 votes
1 answer
2k views

What does columns 1-24 mean?

I was reading Modern Chess Openings by Nick de Firmian, and found "columns 1-24 deals with 2...exf4 " in relation to a theory table. So what does "columns 1-24" mean?
TheSpace3154518's user avatar
4 votes
4 answers
200 views

Is there a term for when each player captures a sequence of pieces without recaptures?

There is a situation that arises occasionally, where each player goes on a rampage through the other player's pieces (often using a queen), never stopping to recapture or defend. It usually ends when ...
Steve Bennett's user avatar
5 votes
2 answers
1k views

Is there a term for an attack - similar to a pin or skewer - on pieces of equal value?

"Pin" and "skewer" are fairly common terms in chess: A pin is a situation where a piece cannot move without exposing a more valuable piece to attack. For example, the Ruy Lopez ...
GreenMatt's user avatar
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10 votes
1 answer
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Term for checkmate where every participating piece attacks exactly one square around king

I am looking for the term for a checkmate position which is an aesthetic feature for a chess composition. It is closely related to pure mate. I shall say that a piece (incl. pawn) participates in the ...
Cyriac Antony's user avatar
4 votes
0 answers
144 views

What does "control" mean in a chess problem? [duplicate]

When interpreting the instructions to a chess problem, is a piece automatically considered to "control" the square it's on, even if that square isn't threatened by any friendly piece, and an ...
Admiral Jota's user avatar
4 votes
2 answers
385 views

Abbreviations like 't', 'm', 'zt', 'sf' in chess databases

I am just cleaning up the Event and Site headers in the games in my chess database. There are a lot of abbreviations there. I am relatively sure about the following: of, qf, sf and f – octo final, ...
Nils Lindemann's user avatar