Author: Omid David
Date: 09:49:18 10/25/02
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On October 25, 2002 at 11:37:17, Uri Blass wrote: >On October 25, 2002 at 11:16:47, Omid David wrote: > >>On October 25, 2002 at 10:38:14, Uri Blass wrote: >> >>>This game was played in a tournament when movei participates >>>The game was adjudicated as a draw >>> >>>I want an opinion of expert if this is a theoretical draw. >>> >>>I do not see a plan to win the game but if I am black I am going to continue to >>>play and try to push the king to the middle of the board. >>> >>>Movei played with no plan but the 50 move rule could concince it to push a pawn >>>or repetition could convince it to find a plan. >>> >>>I think that the decision to adjudicate the game as a draw was too early inspite >>>of the fact that I understand the decision because movei did not have an idea to >>>make progress. >>> >>>I give diagram of the final position and the game that was also posted in the >>>winboard forum. >>> >>>[D]8/7p/1B4k1/5p2/5R2/5KP1/8/2q5 w - - 0 91 >>> >> >>It's a draw: >> >>White will bring his bishop to e3. Then he can move his king between f2 and f3, >>and his rook between f4 and h4. Black's king can never pass his 4th rank, nor >>can any of his pawns progress. And the black queen alone, can't threaten any >>white unit. >> >>Omid. >> >>P.S. if you for example remove white's bishop and a black pawn, it will still be >>a draw! > >It seems that you are right that it is a draw but proving it is not so simple. >The king cannot be always at f2 f3 because when it is in f3 after Be3 Qf1+ >Bf2 Qh1+(or Qd1+) it must leave the f2-f3 area. > 1.Bf2 would be better, then the king will have e2-e3-f3 (see Ricardo's post) >In order to prove a draw we need a table of the white pieces against every >possible position of the black pieces(including positions without one of the >black pawns). > >I also think that in comp-comp games it may be not a draw because white may >blunder(for example by prefering gxh4 and not Rxh4 that gives black chances >thanks for the passed pawn) > >Uri
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