Author: Günther Simon
Date: 13:58:23 08/19/01
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On August 19, 2001 at 16:00:10, Uri Blass wrote: >On August 19, 2001 at 15:02:45, Gian-Carlo Pascutto wrote: > >>[D]rr4k1/5p2/3p2p1/3PP2p/pnP4P/qn2NR2/5PP1/1B1Q2K1 w - - 0 44 >> >>Rxf7!! >> >>Perhaps not all that hard to find, but still very very very very >>very nice. >> >>-- >>GCP > >What happens after Rxf7 Qc1? >I looked at the game but gandalf did not play Qc1. > >Can black win by Qc1? >I did not check it but it is a known idea to trade pieces when you have a >material advantage. > >Uri Some short analysis I did: Ferret - Gandalf 5.0 [C92] WMCCC Maastricht (2), 19.08.2001 1.e4 e5 2.Sf3 Sc6 3.Lb5 a6 4.La4 Sf6 5.0-0 Le7 6.Te1 b5 7.Lb3 d6 8.c3 0-0 9.h3 Lb7 10.d4 Te8 11.Sbd2 Lf8 12.a4 h6 13.Lc2 exd4 14.cxd4 Sb4 15.Lb1 g6 16.Ta3 Lg7 17.Sh2 c5 18.d5 Sd7 19.Sdf3 h5 20.Sf1 bxa4 21.Dxa4 a5 22.Se3 La6 23.Dd1 c4 24.Sd2 Se5 25.Tf1 Db6 26.Kh2 c3 27.bxc3 Lxf1 28.Dxf1 Sa6 29.Tb3 Dc7 30.c4 Sb4 31.Dd1 Sd7 32.Sef1 Sc5 33.Tf3 a4 34.Kg1 Teb8 35.Tg3 De7 36.La3 Le5 37.Te3 Lf4 38.Tf3 De5 39.h4 Lh6 40.Se3 Sb3 41.Sdf1 Lxe3 42.Sxe3 Da1 43.e5 Dxa3 44.Txf7 Kxf7 --[44...Qc1 45.Qxc1 Nxc1 46.Lxg6 (46.e6 Nbd3) 46...Rf8 47.Rb7 (47.e6 Rxf7 48.Bxf7+ Kf8; 47.Rd7 a3) 47...Nbd3 48.Nf5 Rxf5 49.Bxf5 Nxe5]-- I just filled the English notation in the analysis line not in the whole game...It looks pretty sure that you are absolutely right and BLACK must have won by exchanging the Queens immediately! But the question arises if any program is able to resist in taking the rook sacrifice at once - I fear none. Günther
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