Author: Rafael Andrist
Date: 02:12:15 09/14/03
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On September 14, 2003 at 04:42:41, GuyHaworth wrote: > >Not sure what you mean by "between two blinds". > >Do you mean that both players are 'blind' to the subtleties of minimaxing 'DTZ' >or, better, 'DTZ50' in preference to minimaxing DTM? > >Are both players minimaxing DTM in your line? It is not my line, but according to the poster they do. >I believe you said that DTZ > 50 [so therefore DTZ50 = 'draw'] ... but what if >White minimises DTZ50 and Black maximises DTM?! [Event "-"] [Site "-"] [Date "2003.09.14"] [Round "?"] [White "DTM“ [Black "DTZ50"] [Result "1/2-1/2"] [SetUp "1"] [FEN "8/4k3/8/8/5K1p/5N1N/8/8 b - - "] Kd6 2.Ke4 Kc5 3.Nd2 Kb4 4.Kd5 Kc3 5.Nf3 Kb3 6.Kc5 Kc3 7.Nf4 h3 8.Nh2 Kb2 9.Kb4 Kc2 10.Kc4 Kb2 11.Ne2 Ka3 12.Nc3 Kb2 13.Nb5 Kc1 14.Nd4 Kb2 15.Kb4 Ka1 16.Ka3 Kb1 17.Kb3 Kc1 18.Kc3 Kb1 19.Nb5 Ka1 20.Na3 Ka2 21.Nc4 Kb1 22.Kd2 Ka1 23.Kc1 Ka2 24.Kc2 Ka1 25.Kb3 Kb1 26.Nd2+ Kc1 27.Kc3 Kd1 28.Nb3 Ke1 29.Kd4 Ke2 30.Ke4 Ke1 31.Ke3 Kd1 32.Kd3 Ke1 33.Nc1 Kd1 34.Na2 Ke1 35.Nc3 Kf2 36.Kd2 Kg2 37.Ke2 Kg3 38.Ke3 Kh4 39.Kf4 Kh5 40.Kf5 Kh6 41.Kf6 Kh5 42.Ne2 Kh4 43.Kf5 Kh5 44.Ng3+ Kh4 45.Ngf1 Kh5 46.Ne3 Kh6 47.Kf6 Kh7 48.Nf5 Kg8 49.Ke7 Kh7 50.Kf7 Kh8 51.Kg6 Kg8 52.Ng7 Kf8 53.Kf6 Kg8 54.Ne6 Kh7 55.Kg5 Kg8 56.Kg6 Kh8 57.Kf7 Kh7 1/2-1/2 As it is anyway a draw according to DTZ50, moving the pawn at move 7 makes no difference. regards Rafael B. Andrist
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