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21 votes
4 answers
3k views

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

11 votes
4 answers
4k views

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

-1 votes
1 answer
112 views

Did white make an illegal move here?

10 votes
4 answers
2k views

When checkmate is impossible in a position

8 votes
3 answers
579 views

Are score sheet booklets allowed to be in use?

3 votes
2 answers
1k views

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

12 votes
1 answer
520 views

Is the number of legal chess positions odd or even?

13 votes
2 answers
4k views

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

0 votes
1 answer
903 views

Is this move illegal?

22 votes
8 answers
10k views

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

15 votes
3 answers
5k views

When is it legal to castle moving the rook first?

0 votes
2 answers
157 views

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

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?

14 votes
1 answer
2k views

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

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