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1 vote

What is the longest forced mate optimally played in documented competition?

Wikipedia's article on the KBN/K checkmate cites a blindfold game(!) between grandmasters (L. Ljubojević and J. Polgár)[https://www.chessgames.com/perl/chessgame?gid=1092636] at 1994 Amber Chess ...
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6 votes

What was the highest rated classical game that was lost on time?

Not sure if this is the all-time highest-rated classical game ever lost on time but Magnus Carlsen's game against Veselin Topalov from Round 1 of Norway Chess 2013 was lost on time. Yes, one more loss ...
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1 vote

What is the maximum number of moves in a position of Crazyhouse?

If I count correctly, this improvement on Peter's answer is is 432 moves. Basically, I tried to get a queen on every rank, file, and diagonal - although the long diagonal with the kings is empty, ...
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6 votes
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What is the maximum number of moves in a position of Crazyhouse?

446 moves Disclaimer: this answer is based on the premise that we account for white moves only, and it treats having a full set of enemy pieces as having 5 options to place something. [FEN "...
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1 vote

What is the maximum number of moves in a position of Crazyhouse?

I began the auction with a bid of 350 moves. Optimization are abound to be found. [FEN "NQQQQQQB/Q6Q/Q6K/Q6R/Q6R/Q6R/Q5RB/nQQQQQBk w - - 0 1"] Here is the receipt: Qa2-a6: 11*6 Na8: 2 Qb8-...
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