1. Joined
    10 May '09
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    13341
    29 Mar '13 06:01
    Sure, they're better than bishops because they can control light and dark squares, but then so can knights.

    Then, just now it hit me. Knights can control from 2 to 8 squares depending on where they are on the board. Bishops from 8 to 15. No matter where you put the rook it's always covering 16 squares.

    I suppose the reason knights are "equal" to bishops (while covering less squares) because they can attack light and dark squares and can jump over other pieces and pawns.
  2. Standard memberRJHinds
    The Near Genius
    Fort Gordon
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    24 Jan '11
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    29 Mar '13 09:21
    Originally posted by USArmyParatrooper
    Sure, they're better than bishops because they can control light and dark squares, but then so can knights.

    Then, just now it hit me. Knights can control from 2 to 8 squares depending on where they are on the board. Bishops from 8 to 15. No matter where you put the rook it's always covering 16 squares.

    I suppose the reason knights are "equal ...[text shortened]... es) because they can attack light and dark squares and can jump over other pieces and pawns.
    Rooks have power in castling and protecting the whole back rank for the King. Rooks can also protect each other while moving to different squares, too.
  3. Joined
    19 Aug '12
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    4076
    29 Mar '13 10:03
    Edward Lasker said "It is difficult to compare the relative value of different pieces, as so much depends on the peculiarities of the position...".

    Nevertheless, he said that bishops and knights (minor pieces) were equal, rooks are worth a minor piece plus one or two pawns, and a queen is worth three minor pieces or two rooks (Lasker 1915:11).

    Bishops are often more powerful than rooks in the opening. Rooks are usually more powerful than bishops in the middlegame, and rooks dominate the minor pieces in the endgame (Seirawan 2003:ix).
  4. Standard memberMarinkatomb
    wotagr8game
    tbc
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    18 Feb '04
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    61941
    29 Mar '13 13:29
    You can deliver mate with K+R, this isn't possible with N or B. Also, Rooks can be used to cut the enemy King off from moving freely across the board. In pawn endings, this is often the difference between Queening a pawn or not..
  5. SubscriberPaul Leggett
    Chess Librarian
    The Stacks
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    29 Mar '13 13:40
    Originally posted by Marinkatomb You can deliver mate with K+R, this isn't possible with N or B.
    This reason alone makes rooks more valuable. The difference between a win and a draw can be a huge value, when defined as prize money in the last round!
  6. New Braunfels, Texas
    Joined
    22 Aug '07
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    72283
    31 Mar '13 15:22
    Rooks can pin and skewer, Knights cannot. The Knight fork is more famous and perhaps more common (where's greenpawn34 when you need him?), but the Rook can also fork enemy pieces.
  7. Standard memberSwissGambit
    Caninus Interruptus
    2014.05.01
    Joined
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    92274
    31 Mar '13 18:07
    Originally posted by USArmyParatrooper
    Sure, they're better than bishops because they can control light and dark squares, but then so can knights.

    Then, just now it hit me. Knights can control from 2 to 8 squares depending on where they are on the board. Bishops from 8 to 15. No matter where you put the rook it's always covering 16 squares.

    I suppose the reason knights are "equal ...[text shortened]... es) because they can attack light and dark squares and can jump over other pieces and pawns.
    The Rook covers 14 squares.

    It is not limited to one color (like the Bishop) or to short-range (like the Knight). That's another reason why it is generally stronger.
  8. Standard memberhunterknox
    Hopeless romantic
    The sticks
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    31 Mar '13 19:19
    And they can cut off an entire section of the board from the opponent's king in the endgame.
  9. Joined
    10 May '09
    Moves
    13341
    31 Mar '13 23:28
    Originally posted by SwissGambit
    The Rook covers 14 squares.

    It is not limited to one color (like the Bishop) or to short-range (like the Knight). That's another reason why it is generally stronger.
    Before I said 16 squares, not thinking about the square they're on counts as rank and file simultaneously. So wouldn't it be 15 squares or do you not count the square they're on?
  10. Joined
    30 Mar '13
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    2
    01 Apr '13 04:44
    Another reason is that the Rook can prevent something from moving, like if you have it on the seventh rank.
  11. Joined
    04 May '11
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    13736
    01 Apr '13 08:48
    Originally posted by USArmyParatrooper
    Before I said 16 squares, not thinking about the square they're on counts as rank and file simultaneously. So wouldn't it be 15 squares or do you not count the square they're on?
    You don't seem to count the square they're on for knights, why would you count it for rooks?
  12. Joined
    19 Jan '13
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    2106
    01 Apr '13 13:06
    I've noticed against computers in particular - if you have 2 rooks on e1 and d1 and opponents king in the centre you can sacrifice up to 2 minor peaces in the centre and create a 'long pin' that wins the game - 2 rooks in the centre are very powerful
  13. e4
    Joined
    06 May '08
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    42492
    01 Apr '13 13:16
    "(where's greenpawn34 when you need him.)"

    I don't think you need any help in this one and anyway I enjoy looking
    at some of the answers. RJ's is as obscure as ever.

    "Rooks have power in castling...."
    (The psychological power of castling is not to be underestimated.) 🙂
    I've not yet castled with a Knight or Bishop, but I will one day.

    Square counting.
    It's 14 for a Rook anywhere on a clear board. You are never attacking
    a square a piece or a pawn is on nor is it defending that square.

    But in gerneral terms square counting is a good indicator and guidline.

    Of course it always depends on the position on the board. Perhaps the thread title
    should have been:
    "Was wondering why Rooks are 'usually' more powerful than the minor pieces."

    I could show you show you from actual games and no doubt you could show
    me 100 positions where a Bishop or Knight is better than a Rook.
    But for each one there will be 100 positions where the Rook is better.
  14. Joined
    08 Dec '12
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    9224
    01 Apr '13 14:13
    All's I know is my castles are more better than my horsies
  15. Joined
    19 Jan '13
    Moves
    2106
    01 Apr '13 14:261 edit
    Here is a slightly silly 'killer rook' game 2 pieces down (one by accident 🙂 )
    but the king is in the centre vs two rooks and it gets smashed!
    look how week the minor pieces are in this game compared to the rooks.






    black should of knocked my queen of the board at any cost. This type of line is good against computers, even engines,
    they cling onto material in the face of a bad posistion.
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