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21 votes

4 answers

3k views

When and why was the notation changed from descriptive to algebraic?

rules history pgn notation

Glorfindel♦

23.8k

modified 10 hours ago

11 votes

4 answers

4k views

Is Beth Harmon behaviour in her game vs Georgi Girev acceptable (then and now)?

rules fide history

Savage47

3,967

modified May 18 at 6:03

-1 votes

1 answer

112 views

Did white make an illegal move here?

rules pawn-promotion

Zuriel

7,705

modified May 3 at 1:21

10 votes

4 answers

2k views

When checkmate is impossible in a position

endgame rules checkmate chess-algorithms

Miguel Ambrona

19

answered Apr 27 at 17:03

8 votes

3 answers

579 views

Are score sheet booklets allowed to be in use?

rules fide scoresheet

Rosie F

5,562

modified Apr 25 at 6:08

3 votes

2 answers

1k views

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

rules fide tournament etiquette arbiters

Abhyuday Vaish

585

modified Apr 21 at 16:15

12 votes

1 answer

520 views

Is the number of legal chess positions odd or even?

rules mathematics

Laska

9,388

modified Apr 17 at 9:45

13 votes

2 answers

4k views

Touch move rule when the opponent is not present on the board

rules

masoud

1,336

modified Apr 12 at 11:13

0 votes

1 answer

903 views

Is this move illegal?

rules fide illegal-move

DialFrost

1,031

modified Apr 11 at 23:40

22 votes

8 answers

10k views

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

rules checkmate check winning

DialFrost

1,031

modified Apr 11 at 9:03

15 votes

3 answers

5k views

When is it legal to castle moving the rook first?

rules castling

Glorfindel♦

23.8k

modified Apr 4 at 7:38

0 votes

2 answers

157 views

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

rules tournament notation time-control uscf

DialFrost

1,031

modified Mar 28 at 10:52

17 votes

4 answers

6k views

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

rules fide rating titles

Evargalo

12.8k

modified Mar 24 at 8:15

14 votes

1 answer

2k views

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

rules fide

Brian Towers♦

74.4k

modified Mar 22 at 12:43

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When and why was the notation changed from descriptive to algebraic?

Is Beth Harmon behaviour in her game vs Georgi Girev acceptable (then and now)?

Did white make an illegal move here?

When checkmate is impossible in a position

Are score sheet booklets allowed to be in use?

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

Is the number of legal chess positions odd or even?

Touch move rule when the opponent is not present on the board

Is this move illegal?

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

When is it legal to castle moving the rook first?

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

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

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

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