Author: scott farrell
Date: 08:56:37 01/02/03
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On January 02, 2003 at 11:28:20, Ricardo Gibert wrote: Generally I think, then more number of pieces the better of you are, more chances etc, R+R is often considered much better than a queen - which is very similar in nature to N+B vs Rook. I have seen a Rook + kNight + a few pawns totally hammer a Queen plus the same number of pawns, due to the fact that there was 2 pieces, and could cross-suport the same square, where the queen could only protect each square once. the R+N side, just advanced pawns merrily down the board :) IMHO Scott >On January 02, 2003 at 10:44:49, Brian Thomas wrote: > >>Kind of a newbie question, but better to ask than to wonder: >> >>I was playing a game recently against someone whom I'd consider a reasonably >>stronger player. I made a play where I exchanged a bishop and knight for a >>rook. This was done fairly early in the game so I believe we each had the rest >>of our armies. I think this surprised my opponent (we discussed it afterwards >>and my general thought was he felt it was a mistake). >> >>Now, I was reading a book or article recently that actually mentioned a very >>similar position. In the analysis white did the same exchange to maintain good >>position, and the author was critical of this saying a bishop and knight for a >>rook loses in the exchange. >> >>Each position is unique in its own right and there's no blanket answer, but I'm >>a bit surprised by this. I would almost always take that exchange if it was >>positionally favorable, and usually you can gain a tempo. If I were down >>material, I'd look elsewhere. But is this generally thought to be a mistake? >> >>What do you all think? >> >>Brian > >R+P < B+N < R+P+P > >Typical factors affecting the reasonableness of exchanging are bishop pair, >whether the number or rooks remaining on the board is 3 or 1, King safety >issues, whether there are queens, etc. A lot depends on the specifics of the >position. > >Another factor affecting computer chess is programs handle Rooks relatively >worse than humans, but handle queens better (in the middle game), so this can >also be a consideration affecting the decision to exchange against a program.
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