Questions about the fifty-move rule

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3
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2answers
196 views

proof of 50 move rule

I recently edited the Wikipedia article 50 Move Rule as follows: The rationale for this rule is that pawn moves and captures are the only '''irreversible''' types of moves. That is, after ...
1
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2answers
196 views

What are the hardest pawnless endgames that go over the 50-move rule?

I know two pawnless endgames that go over the 50-move rule. King and 2 Bishops vs. King and Knight = 70 moves average. King, Rook and Bishop vs. King and 2 Knights = 200 move average. What others ...
2
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1answer
182 views

Has the 50 move rule been used in serious games?

There are a lot of questions about the 50-move rule; details on how to claim the draw, why the number 50, etc... But the most interesting question seems to be whether the rule has ever been applied ...
9
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3answers
41k views

With only a king left, how many moves remaining until a draw?

I am a beginner in chess. If I have only a king left, how many moves does my opponent have to mate me?
12
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1answer
485 views

Why was 50 chosen for the 50-move rule?

The reason for the 50-move rule, along with the triple-repetition rule is to make chess definitely finite. How did one arrive at the number 50? What would change if it was 40 or 60? Is the number 50 ...
10
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1answer
505 views

Are there endgames which could be forced wins if not for the 50-move rule?

Wikipedia's article on the fifty-move rule states: In the 20th century it was discovered that some positions of certain endgames can only be won in more than fifty moves (without a capture or a ...