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Questions tagged [rules]

Questions relating to the rules of chess

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How would USCF handle a position, in which there is sufficient material, but checkmate can't be forced?

There are some positions, in which both players have pawns, rooks, and even queens, but checkmate cannot be forced. [FEN "4k3/4r1r1/3p1p2/p1pPpPp1/PpP1P1Pp/1P5P/8/4K3 w - - 0 1"] For ...
Anders Gustafson's user avatar
1 vote
2 answers
113 views

What would happen if the same opening is played until an advanced stage in two games in a tournament? [duplicate]

I was watching this Firouzja interview by Belenkaya after the last round of the candidates and she asks him if he noticed the similarity between his game and Rapport-Radjabov at the opening. Despite ...
Alan's user avatar
  • 127
1 vote
0 answers
88 views

A double pin: does this count as check? [duplicate]

I was thinking about this position. [FEN "4k3/8/4q3/8/8/8/8/2K1Q2r b - - 0 1"] [startflipped ""] Can the Black queen move to another file? If she moves then there is nothing ...
enochk.'s user avatar
  • 119
11 votes
1 answer
1k views

At the Candidates, are players allowed to discuss the tournament situation with each other?

As I write this question, Ian Nepomniachtchi is leading the ongoing Candidates tournament by a substantial margin. Since it's a winner-takes-all tournament, everyone else needs Nepomniachtchi to lose. ...
Allure's user avatar
  • 28.1k
2 votes
1 answer
219 views

Richard Rapport to switch federations to Romania - what are the rules?

Richard Rapport started his first game in the Candidates today still under the Hungarian flag despite reports a month ago that he and his Serbian wife were going to switch federations to Romania and ...
Brian Towers's user avatar
  • 99.2k
1 vote
1 answer
120 views

Countermove without notation

Quoting the FIDE rules (E8.1§3): "A player may reply to his opponent’s move before recording it, if he so wishes. He must record his previous move before making another." Quoting any arbiter:...
Hauke Reddmann's user avatar
3 votes
2 answers
536 views

Why is it a draw after check from pawn promotion?

I've been playing against Stockfish, and sometimes I promote a pawn to a piece that immediately puts the opposing king (the only piece on the board) into check, but the computer says at that point ...
AndrWeisR's user avatar
  • 141
11 votes
6 answers
3k views

What do you do when an opponent asks for a score sheet after a game in which recording is not compulsory?

I wish to know how to handle a certain situation regarding chess etiquette. Consider the following: I went for an OTB tournament recently - rapid 15 + 10 time control. Organizers stated that recording ...
Accomplished_Bobcat4's user avatar
0 votes
1 answer
232 views

Did white make an illegal move here?

Black legally moves a pawn to the 8th rank, intended to promote it to a queen without specifying what piece this pawn should be promoted to. White immediately captured the pawn with his piece (as it ...
Zuriel's user avatar
  • 9,091
4 votes
2 answers
333 views

"Premoving" in blitz over the board [duplicate]

I'm myself a lightning-fast blitzer, but some (Ha. All.) have better dexterity than me. Some specialists make their move even before I could hit my own clock. This is especially annoying when Fischer ...
Hauke Reddmann's user avatar
3 votes
2 answers
1k views

can players continue the game on mutual agreement in case of mobile ringing and arbiter noticing

In a situation where a mobile phone rings in the middle of the game should the offender's opponent call the arbiter and claim the win. If claiming is not needed and if the arbiter decides to mark the ...
cmgchess's user avatar
  • 2,762
22 votes
8 answers
11k views

Can a player in check win, by checkmating the opponent, while not getting themselves out of check?

Consider a player who is in check. Suppose they can make a move that would checkmate the opponent, but would not stop themselves from being in check. Would that be a legal move? For example, in the ...
user32279's user avatar
  • 245
0 votes
2 answers
830 views

Questions about USCF Tournaments Requirements to Get the U.S. Chess Master Title [closed]

We want to organize USCF chess tournaments valid to get the U.S. chess master title. Please answer the following questions: Do we need a minimum of 4 rounds, if we are organizing a swiss system? Do ...
Beginner's user avatar
  • 1,292
9 votes
2 answers
2k views

Do FIDE and USCF require Writing Notation in Tournaments with Short Time Controls? When Writing Notation is Optional?

Do FIDE and USCF require Writing Notation in Tournaments with Short Time Controls? When is Writing Notation Not Required? We are planning to organize a monthly 30+30 tournament (30 minutes for the ...
Beginner's user avatar
  • 1,292
0 votes
3 answers
549 views

Escaping a double check

Escaping a double check The answer to Is it possible to block a double check? says Moving the king is the only way to escape a double check. There is no possible other move that will block both ...
Weather Vane's user avatar
14 votes
1 answer
2k views

What rule is FIDE's ethics and disciplinary commission investigating Karjakin and Shipov under?

FIDE recently issued a public statement condemning the Russian invasion of Ukraine, and also announcing an investigation of GMs Karjakin and Shipov by the Ethics and Disciplinary commission. Source ...
Allure's user avatar
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1 vote
2 answers
122 views

Rules of Checkmate [duplicate]

I’ve attached a picture of the board configuration of an end game. Black wins this game by checkmate, however, I’m wondering how this is valid checkmate? To my understanding, checkmate occurs when a ...
vegeta1's user avatar
  • 29
1 vote
2 answers
1k views

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
22 votes
5 answers
7k views

What stops me from pumping up my rating by playing a 200 game match against a much weaker (>400 point difference) player?

This question is inspired by this extract from a question about minimum rating gain: One of the top 10 players in the world (say Magnus Carlsen), wants to increase his rating to 3000. He has a good ...
Brian Towers's user avatar
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-3 votes
2 answers
524 views

Iuri Shkuro is part of the top peak FIDE blitz rating list (2800+) apparently by 'farming'

There's a Sep2020 reddit post by user ChessAddiction entitled 'How the Elo rating system works, and why "farming" lower rated players is not cheating.' I also ask about farming here: When is ...
BCLC's user avatar
  • 2,170
10 votes
4 answers
5k views

Can I move a piece somewhere else if I left it but didn't press the clock?

Can I move a piece somewhere else if I left it but didn't press the clock? Suppose I touch my queen and then move my queen, keeping it on a square, and take my hand off. Then, before I press the clock,...
Vivaan Daga's user avatar
0 votes
1 answer
152 views

Pawn went forward, capturing pawn that stayed parallel. Chess.com bug?

I decided to play a game against a real player in chess.com app. I played black. At some point of the game I had a pawn on f5 and white had a pawn on e5. White captured my f5 pawn with the e5 pawn by ...
Йцуее Цукен's user avatar
1 vote
1 answer
1k views

Is this move illegal?

I'm currently writing my own chess game with my own AI and have a Question about a move: Here, Purple moved his Pawn from F2 -> F3, which allowes the Green Queen on H4 to capture the King, and I ...
Kerialstraz's user avatar
1 vote
1 answer
153 views

Is it possible for the hopper/locust to jump over unmovable squares?

If a board with unmovable squares, such as Chessence, has a Cannon on a1, and an enemy piece on a3, can the Cannon jump over the unmovable square (a2) and capture the target? Normally, a "leaper&...
Noob002's user avatar
  • 21
15 votes
1 answer
4k views

Who makes the rules of chess?

We all know the rules we play competitive chess under. They are the FIDE Laws of Chess. Our individual federations in different countries may tweak the parts of the rules they're allowed to tweak (the ...
Brian Towers's user avatar
  • 99.2k
7 votes
1 answer
473 views

What is the criterion for a chess set to be used in FIDE tournaments?

For example, a Harry Potter based chess set will never be used in a FIDE tournament. But that got me thinking: is there a specific set of rules/ criteria for a chess set to be used in a FIDE ...
TheFakeGrandmaster's user avatar
3 votes
1 answer
1k views

Actual cases of a "frivolous draw offer"

Having been inspired by a recent question here, here is another. FIDE §E11.5 prohibits "unreasonable offers of a draw". Some specific cases which might get frowned upon by your opponent, ...
Hauke Reddmann's user avatar
6 votes
2 answers
2k views

Insufficient material rule [closed]

As I understand chess rules, insufficient material means K vs. K, K vs. KB, or K vs. KN. (Correct me if I am wrong.) But what about KB vs. KB when both bishops are in the same colored square? Am I ...
Ginger Bread's user avatar
9 votes
1 answer
3k views

Can I use the restroom while it's my turn to play?

It's currently my turn and I really need to use the bathroom. I know I'm allowed to when it's my opponent's turn, but now it's not. I don't want to be accused of cheating, but I also want to play my ...
double-beep's user avatar
  • 4,350
-1 votes
2 answers
169 views

Could FIDE make a rule allowing for a visual announcement of check and checkmate?

Using verbal methods in announcing check and checkmate in tournaments is, for the arbiters, the players etc, unpleasant. But, on the other hand, prohibiting any means for an announcement is annoying ...
salah's user avatar
  • 255
1 vote
0 answers
248 views

Why are seconds per move time controls unpopular in chess? [closed]

When playing the game of go online, a common time control setting is for players to have X (e.g., 10, 20, or 30) seconds per move, with the clock simply resetting after each move. (There are ...
Will's user avatar
  • 292
10 votes
3 answers
2k views

What inspired the touch move rule?

This is the touch move rule: If a player deliberately touches a piece on the board when it is their turn to move, then they must move or capture that piece if it is legal to do so. Where did this ...
Fmbalbuena's user avatar
12 votes
1 answer
4k views

How can I let my opponent know that I'm touching a piece to adjust it?

Everyone knows the touch-move rule, which states that: If a player deliberately touches a piece on the board when it is their turn to move, then they must move or capture that piece if it is legal to ...
TheFakeGrandmaster's user avatar
0 votes
1 answer
214 views

In promoting a pawn, if the pawn can be taken immediately on promotion, can I promote another piece, eg. Turn a rook upside down already on the board

Does a promoted piece have to go on the square the pawn has moved on or can I promote by turning my rook upside down on its existing square
Anthony walsh's user avatar
4 votes
1 answer
457 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
  • 99.2k
6 votes
1 answer
544 views

Is playing without a clock, with the arbiter adding the clock when the game goes too long, within FIDE rules?

There was a time I joined a tournament where we didn't play with a clock initially. But, if the games went longer than 30 minutes, the arbiter added a 10-minutes clock to both sides. Is this allowed ...
TheFakeGrandmaster's user avatar
3 votes
1 answer
154 views

Literarily weak knights

When I was young, the knight was sometimes lousy and knights took the cake. It happened more than once that I hammered a knight sacrifice into the rows of my opponent during blitz...the effect being ...
Hauke Reddmann's user avatar
14 votes
2 answers
4k views

Do I have the right to resign on my first move or within 10 moves?

In chess, does a player have the right to resign within the first ten moves of the game? More specifically, I am curious if I can resign immediately on my first move. Additionally, do I have my right ...
Alexander's user avatar
  • 823
4 votes
1 answer
461 views

History of convention for king & queen placement

As stated in this question, the convention that the player with the lighter-coloured pieces makes the first move was not established until fairly late in the 19th century. Before then, what convention ...
Rosie F's user avatar
  • 6,485
4 votes
3 answers
1k views

What is the origin of the chess pieces' movements?

Why do pieces move the way they do? Was there any reason behind the decision in the early history of chess? This Quora post for example mentions (no citations): Queen can give directions. And she can ...
double-beep's user avatar
  • 4,350
11 votes
2 answers
265 views

Black beginning (specifically, the Immortal)

By CPT (or better: the Chess version thereof) if a game is opened by Black, you can transpose it to the standard version (by swapping board, colors and move rights) and there is no visible difference. ...
Hauke Reddmann's user avatar
5 votes
1 answer
116 views

Looking for the finesse variant rules by GM Walter Browne

I am looking for the rules of chess variant finesse by GM Walter Browne. Here is my research so far. Two youtube videos : https://www.youtube.com/watch?v=nysD5lS4lBI https://www.youtube.com/watch?v=...
la minute dom's user avatar
8 votes
1 answer
391 views

What significant changes are there in the new FIDE rating regulations which come into effect from 1st January 2022?

A new document has appeared on the FIDE website called FIDE Rating Regulations effective from 1 January 2022. What are the significant changes from the previous rating regulations?
Brian Towers's user avatar
  • 99.2k
7 votes
1 answer
2k views

What will happen if you have a position where no one can lose?

What will happen if you have a position where no one can lose? [fen "5k2/8/1p1p1p2/pBpP1Pp1/P1PpK1P1/1P1Pb3/8/8 b - - 0 1"] Here is my game, I know it is live960 but I was wondering the ...
Varun W.'s user avatar
  • 883
8 votes
1 answer
3k views

Rules regarding food and drink during a world championship game

Game 6 in the world championship match between Magnus Carlsen and Ian Nepomniachtchi ran for 7 hours and 45 minutes. Apparently the players did not eat during that time. Chessbase India reports: ...
Peter - Reinstate Monica's user avatar
5 votes
2 answers
849 views

What is the need for repetition rules given the 50 & 75 move rules?

Given the existence of the (optional) 50-move rule and the (mandatory) 75-move rule, are the (optional) threefold-repetition rule and the (mandatory) fivefold-repetition strictly necessary? Do the ...
Dave's user avatar
  • 359
25 votes
1 answer
6k views

What happens if you touch a piece that cannot move?

I heard that in formal games you have to move the piece that you touch first. What if the piece cannot move, as in there are no legal moves that involve that piece? What would happen in that ...
user30315's user avatar
  • 271
24 votes
3 answers
5k views

Running out of time before playing a forced move that would draw the game

What happens if a player runs out of time before playing a forced move that would end in a draw? I suspect it is a loss, but it would be fair to be a draw. 7K/6P1/8/8/8/8/1k4p1/8 b - - 0 1 1... g1=Q ...
Chaotic's user avatar
  • 351
3 votes
1 answer
186 views

Should the arbiter stop players from spectating other players' games? [duplicate]

Suppose a player forgot the correct "book move" in a tournament. He/She looked at another game played by strong players in the same tournament and happened to find the same opening position. ...
Zuriel's user avatar
  • 9,091
8 votes
1 answer
428 views

Ignoring Touch Move results in an Illegal Move?

I just wanted to clarify the following incident: When touching a piece without expressing the intend to adjust its position (cf. 4.2.1 FIDE Laws of Chess), such that it has to be moved because there ...
Fabian's user avatar
  • 81

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