Author: Robert Hyatt
Date: 14:00:20 11/13/02
Go up one level in this thread
On November 13, 2002 at 10:24:44, Uri Blass wrote: >On November 13, 2002 at 09:43:36, Bob Durrett wrote: > >>On November 13, 2002 at 06:48:47, Joachim Rang wrote: >> >>>yep, I think you're right. >>> >>>This is what I got from DF 7 on depth 15: >>> >>>New game >>>5rk1/p1p1br2/1p1p2qp/4p3/2PPn1pP/3Q2P1/PPN1P1K1/2RR2B1 b - - 0 1 >>> >>>Analysis by Deep Fritz 7: >>> >>>1. -+ (-3.31): 1...Bxh4 2.gxh4 Rf3 3.dxe5 Rxd3 4.exd3 dxe5 5.Be3 Nd6 6.h5 Qxh5 >>>7.Rh1 Qf5 8.Ne1 >>>2. -+ (-3.09): 1...Rf3 2.exf3 gxf3+ 3.Qxf3 Rxf3 4.Kxf3 Nxg3 5.dxe5 Bxh4 6.Rd4 >>>Qf5+ 7.Kg2 Ne2 8.Ne3 Qxe5 9.Rg4+ Bg5 10.Re1 >> >>Obviously, then, 1...Bxh4 is better than 1...Rf3. Right? : ) >> >>Bob D. > >No > >I suspect that the order may be changed if you use longer search. > >The line 1...Rf3 2.exf3 gxf3+ 3.Qxf3 Rxf3 4.Kxf3 Nxg3 is forced and >after it 5.dxe5 is not the best move. >I expect programs that use singular extensions like Deep Sjeng to find 1...Rf3 >after a long search. > >Uri I think he meant "obviously, since the score is worse for black after Rf3 than it is for Bxh4, then the program thinks it is better." I don't understand unless that is "multi-variation output" why the second move was even displayed since the score is less negative (better for white).
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