Author: Uri Blass
Date: 23:29:03 11/05/04
Go up one level in this thread
On November 06, 2004 at 02:10:21, Uri Blass wrote: >On November 06, 2004 at 00:57:53, Kurt Utzinger wrote: > >>On November 05, 2004 at 17:48:53, Uri Blass wrote: >> >>>White has 61 legal moves but none of them seem to help even to get >>>equality(earlier in the game white had even 67 legal moves). >>> >>>When did black get the advantage in the game? >>> >>>r3r1k1/pppq1pbp/2nnb1p1/2B5/5Q2/2NB1N2/PPP2PPP/R3R1K1 w - - 0 14 >>>r3r1k1/pppq1pbp/2nn2p1/2B2bN1/5Q2/2NB4/PPP2PPP/R3R1K1 w - - 0 15 >>> >>>Movei 0.08.291 - Amyan 1.594, WBEC8 Promo A 2004 >>>[D]r3r1k1/pppq1pbp/3n2p1/2B1n1N1/5Q2/2NR4/PPP2PPP/R5K1 w - - 0 17 >> >> Hi Uri >> Are you sure that this is the critical position? >> The score of CM9_T05 on P4 1.8/32 MB hash does not anything >> special in the give situation. >> Kurt >> >>Time Depth Score Positions Moves >>0:01 1/7 -0.21 155232 17.Rd2 Qf5 18.Qxf5 Nxf5 19.Rad1 >> b6 20.Bd4 >>0:02 1/7 -0.07 259082 17.Rdd1 Qf5 18.Qh4 h6 19.Nge4 Nxe4 >> 20.Qxe4 Qxe4 21.Nxe4 >>0:02 1/7 0.07 375429 17.Rd4 Nc6 18.Rd2 Bxc3 19.bxc3 >> Qe7 20.Nf3 Rad8 21.Rad1 >>0:04 1/8 0.04 586791 17.Rd4 Nc6 18.Rd2 Bxc3 19.bxc3 >> Qe7 20.Nf3 Rad8 21.Rad1 Qe6 22.Bxd6 >> Rxd6 23.Rxd6 cxd6 24.Qxd6 Qxa2 >>0:13 1/9 0.26 1993154 17.Rd4 Nc6 18.Rdd1 Bxc3 19.bxc3 >> Qe7 20.Nf3 Qe2 21.Rd2 Re4 22.Qf6 >>0:31 1/10 0.16 4788568 17.Rd4 Qf5 18.Bxd6 Qxf4 19.Rxf4 >> cxd6 20.Rd1 f5 21.Rb4 h6 22.Nh3 >>1:17 1/11 -0.04 12544881 17.Rd4 h6 18.Nge4 g5 19.Qd2 Nxe4 >> 20.Nxe4 Qc6 21.Rd5 b6 22.Ba3 Qc4 >>3:52 1/12 0.00 38527110 17.Rd4 Qf5 18.Bxd6 Qxf4 19.Rxf4 >> cxd6 20.Nd5 Rac8 21.Ne4 Re6 22.Ng5 >> Ree8 >>9:12 1/13 -0.23 93718953 17.Rd4 h6 18.Nge4 g5 19.Nf6+ Bxf6 >> 20.Qxf6 Re6 21.Nd5 Rae8 22.f3 Qb5 >> 23.Bxd6 cxd6 24.Nc3 Qxb2 >>27:10 2/14 -0.11 283282816 17.Rd4 h6 18.Nge4 g5 19.Qg3 Nxe4 >> 20.Rxe4 Rad8 21.Bd4 Qf5 22.Kh1 >> Ng4 23.Rxe8+ Rxe8 24.Bxg7 Kxg7 > >Hi Kurt > >I suggest that you try some moves later in the main line > >17.Rd4 h6 18.Nge4 g5 19.Qg3 Nxe4 20.Rxe4 are suggested but after these moves > >20...f5 21.Rd4 Qc6 22.Rd5 f4 23.Qh3 Rad8 seem clearly better for black. > >Does white has good alternatives > >I see nothing after 19.Qg3 >possible candidates before 19.Qg3 >based on using Fritz on multi variation mode(all leading to advantage for black) > >19.Qc1 >19.Qd2 >19.Nf6+ > >18.Nh3 >18.Bxd6 > >17.Rdd1 >17.Rd2 >17.Rd5 >17.Rg3 >17.Re3 > > >17.Rdd1 seems the best candidate based on Fritz but still it seems that 17...Qf5 >or 17...Nc4 gives advantage for black. > >Uri some more analysis suggests that 17...Qf5 seems strong after 17.Rdd1 For example a possible computer line: 18.Qxf5 Nxf5 19.Nb5 h6 20.Nh3 Red8 21.Nf4 c6 22.Rxd8+ Rxd8 23.Nxa7 Ra8
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