Author: Jeremiah Penery
Date: 23:19:29 01/12/00
Go up one level in this thread
On January 12, 2000 at 16:15:27, Bruce Moreland wrote: >On January 12, 2000 at 13:43:10, Bruce Moreland wrote: > >>On January 12, 2000 at 10:02:08, Vincent Diepeveen wrote: >> >>>Let's zoom into position #8 not found by Deep Thought >>> >>[D]r3rbk1/ppq2ppp/2b1pB2/8/6Q1/1P1B3P/P1P2PP1/R2R2K1 w - - bm Bxh7; 8 >>> >>>This position is of course in nolot as PC programs don't extend such >>>lines too deeply. Just like the other nolots it only has to do with >>>king safety and a lot of forced moves around the king. >>> >>>[c] ==> check extension >>>[s] ==> singular best move extension >>>[f] ==> forced move (a forced move is singular too) extension >>> >>>the TACTICAL line needed to find Bxh7: >>> >>>Bxh7+ Kxh7[c] >>>Qh5+ Kg8[c] >>>Rd4[s] gf6[f] >> >>Hsu points out that gxf6 is bad, and suggests that Bf3! holds. >> >>bruce >> >>>Rg4+[s] Bg7[c] >>>Qh6[s] Kf8[f] >>>Rxg7 Rec8 >>>Qxf6 Be4[f] (otherwise rh7-h8 mate) >>>Rae1[s] Bf5[f] >>>g4[s] Bxc2[f] >>>Rxe6[f] Bd3 >>>Rg6[c] Qc1+ >>>Kh2[c] Qc7+ >>>f4[c] Qc2+ >>>Kg3[c] <any legal move> >>>Qh8 mates in quiescencesearch. > >Mine finds this now. The line in ply 15 after 2.5 hours is: > >+0.75 Bxh7+ Kxh7 Qh5+ Kg8 Rd4 Bf3 gxf3 Qxc2 Instead of Qxc2 here, I think black may still be able to save it with Qc5. I'm interested to know what Ferret thinks of this.
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.