Author: m.d.hurd
Date: 11:54:24 01/29/04
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On January 29, 2004 at 09:53:59, Chris Hull wrote: >This message is a follow up of the position posted in another >thread, > >http://www.talkchess.com/forums/1/message.html?345267 > >Postion: >[D]2kr3r/ppp1qpp1/2p5/2b2b2/2P1pPP1/1P2P1p1/PBQPB3/RN2K1R1 b Q - 0 1 > >I did a shoot out comparing the 2 best moves, Rh1 and Bxe3. >I found that the given best move Rh1 is inferior to Bxe3. >Here is my main line. > >1...Bxe3 2.Nc3 [2.dxe3 Rh1 3.Rxh1 g2 4.Bd4 gxh1Q+ 5.Kd2 Rxd4+ 6.Kc3 Qh3 7.Qc1 >Rd8 8.Kb2 Bxg4 9.Bxg4+ Qxg4 10.Qc2 Qf6+ 11.Nc3 Qf3 12.Re1 Rd3 13.b4 Qg2 14.Re2 >Qxc3+ 15.Qxc3 Qxe2+ 16.Qc2 Rd2 17.Qxd2 Qxd2+ 18.Kb1 Qxe3 19.b5 Qd2 20.bxc6 bxc6 >21.a3 e3 22.c5 e2 23.f5 e1Q#] 2...Bf2+ 3.Kd1 Bxg1 4.Qc1 e3 5.gxf5 Rxd2+ 6.Qxd2 >exd2 7.f6 Qxf6 8.Kc2 Bd4 9.Bg4+ Kd8 10.Bf3 10.Ne2 Qg6+ 11.f5 Qxg4 12.Bxd4 Rh2 >13.Rd1 Qe4+ 14.Kc3 Qxe2 15.Kc2 Qe4+ 16.Kc3 Qg4 17.Rxd2 Rxd2 18.Be3 Re2 >[18...Rxa2 19.Kd3 Qxf5+ 20.Kc3 c5 21.Bxc5 Rc2+ 22.Kd4 g2 23.Be7+ Kxe7 24.b4 >g1Q#] 19.Kb4 Rxa2 20.Kc3 c5 21.b4 Qe2 22.Bg5+ Kd7 23.bxc5 Ra3+ 24.Kd4 Rd3# > >I found no line starting with Rh1 that would give mate in 24 with optimal >play by white. > >I think theory should be changed on this and Bxe3 be considered best move. > >Chris Hull Hello Chris The analysis I have seen on this position which comes from a spassky game is as follows : [Event "Belgrad"] [Site "?"] [Date "1970.??.??"] [Round "?"] [White "Larssen"] [Black "Spasski"] [Result "*"] [Annotator "12 C 10"] [SetUp "1"] [FEN "2kr3r/ppp1qpp1/2p5/2b2b2/2P1pPP1/1P2P1p1/PBQPB3/RN2K1R1 b Q - 0 1"] [PlyCount "7"] [EventDate "1970.??.??"] 1... Rh1 $3 2. Rxh1 g2 3. Rf1 (3. Rg1 Qh4+ 4. Kd1 Qh1 5. Qc3 Qxg1+ 6. Kc2 Qf2 7. gxf5 Qxe2 8. Na3 8... Bb4 $1 9. Qxb4 9... Qd3+) 3... Qh4+ 4. Kd1 gxf1=Q+ ( 4... gxf1=Q+ 5. Bxf1 Bxg4+ 6. Kc1 Qe1+) * Regards Mike
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