59 votes
Accepted

Is rotating a pawn so that it faces a different direction and then moves in that direction technically permitted according to the 2018 FIDE Laws?

This sort of thing is what the Preface of the Laws of Chess is for: PREFACE The Laws of Chess cannot cover all possible situations that may arise during a game, nor can they regulate all ...
RemcoGerlich's user avatar
49 votes
Accepted

When was it possible for a player's king to be attacked by 3 of the opponent's pieces?

In my thread on the English Chess Forum, which seemed to make the world go crazy on the subject, I gave all the major and minor events in the history of the “legal” triple check that my extensive ...
Rewan Demontay's user avatar
32 votes
Accepted

Can a player resign after checkmating their opponent?

No, this is not possible. for example move the piece, don't press the clock and then resign? In particular, that loophole is explicitly covered by the rules: 6.2.1 During the game each player, ...
Glorfindel's user avatar
  • 24.8k
21 votes

Is rotating a pawn so that it faces a different direction and then moves in that direction technically permitted according to the 2018 FIDE Laws?

There is no loophole. Rules 3.7.1 to 3.7.4 allow pawns to move forwards along the same file, or diagonally forwards onto an adjacent file. The only argument here seems to be that "forwards" is not ...
PenguinsRock's user avatar
20 votes
Accepted

Does a loophole still exist in the defintion of castling?

I suppose what is comes down to is that the way 3.8.2 is written can be argued to have a syntactic ambiguity. 3.8.2 can mean either "This is a move of the king, and either rook of the same colour,...
Tanner Swett's user avatar
19 votes

Is castling possible with a pawn promoted to a rook?

This question really needs a diagram with this position: [FEN "8/8/4P3/3p4/2p3p1/1pP1kPPp/1P5P/R3K2R w KQkq - 0 1"] White to mate in 3. Tim Krabbé and Max Pam found the loophole in the rules that ...
RemcoGerlich's user avatar
19 votes
Accepted

Can you castle twice in Chess960?

Excellent question. The rules state that this is not possible. Castling can only be done once. This is explicitly mentioned under Guidelines II. Chess960 Rules: II.3.1 Chess960 allows each player to ...
NoseKnowsAll's user avatar
  • 5,783
16 votes
Accepted

Touch move rule loophole

When I touch two pieces simultaneously, how will the touch move rule apply? It will primarily depend on your intention, or rather what onlookers clearly perceive as being your intention. Here's what ...
Brian Towers's user avatar
  • 97.1k
16 votes

Does a loophole still exist in the defintion of castling?

Is there any glaring flaw in this rules lawyer case, or is it solid until FIDE fixes it? Yes, there is a glaring flaw in your case. The rook and king have to be on the same rank. This is clear from ...
Brian Towers's user avatar
  • 97.1k
15 votes
Accepted

Is castling possible with a pawn promoted to a rook?

No, according to FIDE's Laws of Chess, castling has to be done along the first rank. §3.8.2: 3.8.2 by ‘castling’. This is a move of the king and either rook of the same colour along the player’s ...
Dag Oskar Madsen's user avatar
15 votes

Is rotating a pawn so that it faces a different direction and then moves in that direction technically permitted according to the 2018 FIDE Laws?

This is a good question, as much as some may be instinctively frustrated by it, because finding room for improvement in rulesets is useful and can prevent future issues where arbitration is required. ...
Jase's user avatar
  • 151
14 votes

Is rotating a pawn so that it faces a different direction and then moves in that direction technically permitted according to the 2018 FIDE Laws?

No matter how a chess piece is shaped, FIDE rules do not define "front" or any other direction relative to the orientation of the piece. Chess pieces do not have a front, rear, direction of advance, ...
A. I. Breveleri's user avatar
13 votes
Accepted

Official rules for castling in Chess960? (Is there a loophole?)

Hi thanks for your questions Remellion. I have a better answer for Q2 than Q1, but bottom line there is no loophole in the FIDE Laws. (1) I don't know of and can't locate any other official source of ...
Laska's user avatar
  • 11.9k
12 votes

Is rotating a pawn so that it faces a different direction and then moves in that direction technically permitted according to the 2018 FIDE Laws?

The official PDF of the FIDE Laws of Chess includes illustrations of the legal moves for each piece. These clearly show the white pawn moving "up" the file (including the two-square move from the ...
Chromatix's user avatar
  • 1,679
7 votes

What is the result? (Rules + puzzle)

There is still a pawn on a2, and it wasn't touched. The queen can only be on a1 due to a promotion, but you don't state the pawn was ever touched, and you say that nothing more than that happened. Now ...
RemcoGerlich's user avatar
6 votes

Official rules for castling in Chess960? (Is there a loophole?)

One way out of this would be to invoke article 3.9.2 of the FIDE Laws: No piece can be moved that will either expose the king of the same colour to check or leave that king in check. Yep, that seems ...
Quuxplusone's user avatar
5 votes

What is the result? (Rules + puzzle)

Yes, I am saying that releasing the queen on a1 is not enough to be considered having made the move! 4.7 explicitly states that: Thus, the "cannot be moved to another square on this move". Thus,...
Annatar's user avatar
  • 5,918
5 votes

Is rotating a pawn so that it faces a different direction and then moves in that direction technically permitted according to the 2018 FIDE Laws?

The "on the same file" language already takes care of this. 2.4 The eight vertical columns of squares are called ‘files’ Moving based on some notional "facing'" of the pawn would take the pawn off ...
SoronelHaetir's user avatar
4 votes

Do the official rules of chess forbid promoting a pawn to a piece of the opposite color?

While today's official rules do forbid promoting a pawn to a piece of the opposite color, it has not always been the case. I would like to contribute to this topic with a tale in the field of chess ...
Daniel Alfredo Sottile's user avatar
4 votes

Can a player resign after checkmating their opponent?

Resigning immediately after a checkmate is not possible. HOWEVER, the FIDE rules do allow for a player to do another action, namely withdraw. Withdrawal can be done outside a match and for the most ...
Nzall's user avatar
  • 141
4 votes

Can a player resign after checkmating their opponent?

He could try, but in a real FIDE tournament it would be illegal and not allowed. In a small local club with amateurs who knows how they would rule if nobody knew the real rules. If this were ...
chessie's user avatar
  • 282
3 votes

Official rules for castling in Chess960? (Is there a loophole?)

You have found out all relevant rules, which are the Laws of Chess, including Guideline II. As expected, the wording of the rules seems not to cover that case. In Guideline II, some special cases of ...
Christian H. Kuhn's user avatar
3 votes

Official rules for castling in Chess960? (Is there a loophole?)

I can’t see the diagrams on mobile, but having read or the square which it is to occupy and the white king ends in check on c1 I would say FIDE covers the scenario: the square which the king ...
D. Ben Knoble's user avatar
3 votes

Is rotating a pawn so that it faces a different direction and then moves in that direction technically permitted according to the 2018 FIDE Laws?

Sorry I am late to this party. The question is about how FIDE resolves this issue. I can only answer about chess problems. Although the text says that they only apply to over-the-board chess, I ...
Laska's user avatar
  • 11.9k
3 votes

What is the result? (Rules + puzzle)

Well, the solution to the first part of the puzzle is
Glorfindel's user avatar
  • 24.8k
2 votes

Is rotating a pawn so that it faces a different direction and then moves in that direction technically permitted according to the 2018 FIDE Laws?

Front is meant to be the next square that the pawn could normally advance to unless it were making a diagonal capture. Pawns and pieces per se have no front or back. Maybe FIDE should define it that ...
yobamamama's user avatar
  • 2,233
2 votes

What is the result? (Rules + puzzle)

I am not surprised that such an excellent loophole exists in the FIDE laws, or that Remellion was the one to find it. To summarize: bPa2 was never removed, although the move could only end with that ...
Laska's user avatar
  • 11.9k
2 votes

What is the result? (Rules + puzzle)

I will provide a different perspective on this problem than the other answers. This is meant to be a puzzle on the laws after all so here is a couple of alternative scenarios. Since nowhere in the ...
IA Petr Harasimovic's user avatar
1 vote

If you exploit Article 12.9 in FIDE's Laws of Chess, is it possible to benefit yourself by purposely receiving a penalty?

I'm curious: Is there potentially a way to benefit yourself by being penalized? Definitely, but it is high risk. If you have a winning but very tricky position with only 20 or 30 seconds left on ...
Brian Towers's user avatar
  • 97.1k

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