Diedrsch
  • Member for 3 years, 10 months
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What is the average length of a game of chess?
5 votes

We can make a small analysis from a theoretical point of view: Let us call 'n' the number of pieces on the board. In a match between players of similar strength, it is expected to find ~n/2 pieces ...

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Why is the rook worth 5 points while the bishop is only worth 3?
5 votes

I would like to add another example. A rook can isolate a lonely king from a portion of the board by forming a barrier. A bishop cannot; for that same task you need 2 bishops. That means, roughly, 1R~...

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Can a king be checked with another king when checking square is protected by the side which gives the check?
4 votes

Your movement is not valid because you are giving up your white King. It does not matter if you counter-attack with the pawn after losing your king. The match is won by the player who first takes the ...

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How to determine the value of a piece from scratch?
4 votes

We could start guessing the approximate value of this hypothetical "superpawn" or "enhanced pawn" in terms of "mobility", in the order of E~2P because of the definition (move up to 2 squares instead ...

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How many points is each chess piece worth?
3 votes

Dider gives an answer based on the maximum activity of the pieces when they are placed at the center of an empty board. One could continue this analysis evaluating the activity at other locations of ...

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Does the first-move advantage for White have real meaning apart from the highest levels of play?
0 votes

I have made some calculations that suggest that the advantage could have something to do with this fact: At the beginning of the game, both players have a "board coverage" of 22 squares (manually ...

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