Author: Arturo Ochoa
Date: 20:35:04 01/01/04
Go up one level in this thread
On January 01, 2004 at 18:15:19, Stephen Ham wrote: >On January 01, 2004 at 17:05:02, Peter Berger wrote: > >>On January 01, 2004 at 16:57:10, Stephen Ham wrote: >> >>>On December 30, 2003 at 07:28:55, Lex Loep wrote: >>> >>>>Perhaps a bit late but still nice reading, article by Gian-Carlo Pascutto. >>>> >>>>http://www.lokasoft.nl/deep_sjeng_in_wccc2003.html >>>> >>>>Lex >>> >>>"Up against the 512 processor monster! Deep Sjeng played well and got a nice >>>attack going, but in the end white also got a passed a-pawn, and the game was >>>drawn. A nice example of the simple attacking chess Deep Sjeng excels at. >>>" >>> >>>The comment is not really exact. After 12. ... c6!, good book move, Diep was out >>>of Book. If Diep had continued with 13. Rg1 instead of 13. Qb3?, the result >>>would have been another thing. However, Sjeng was not able to exploit the wasted >>>time by Diep from moves 13 to 17. On fact, 13. Qb3? begins a short wrong plan in >>>the queen side when the attack is in the king side. >>> >>>At the end, several inaccuracies on the Sjeng behalf let Diep to save the game. >>> >>>Regards, Arturo Ochoa M. >>> >>> >>>Dear Arturo, >>> >>>I think you have the board set up incorrectly. 13 Rg1 is impossible since >>>White's previous move was 12 O-O. >> >>Hi Steve, >> >>I think Arturo referred to 13. Kh1 followed by 14. Rg1 most probably. Looks nice >>at first sight, but I haven't looked closely. >> >>Peter > >Hi Peter, > >Excellent point, Peter! I overlooked this tactical rejoinder (typical!). ;-) > >Yes, 13 Kh1 seems to make more sense than my 13 a3 line. Still, after some >"natural" moves, such as 13...Nd5 14 Nxd5 cxd5 15 Bd3 g6, then Black can >re-route his offside Knight back into the game via ...Nh5-g7-f5. > As Peter pointed out correctly. The move is Kh1! Your plan in the queen side is wrong. Look the opened column in g and analyze why Kh1 was the correct way. >Nonetheless, to the point that you made, Peter, an immediate 14 Rg1! leads to a >very complex and tactically rich position, that's too much for my little brain >to fathom. Looking at the position in static terms (often unwise in dynamic >positions, such as this), I favor White with a slight edge, due to the nice >g-file and White's Queen being on the b1-h7 diagonal, coupled with the >possibility of Be3-h6. All the threats seem to come from White and Black will >have to "hunker down" to survive. For example, the "natural" looking 14...Nxe3?? >15 fxe3 probably wins for White. So at first glance, Black will probably have to >batten down the hatches with something like 14...f5 (this gives Black options of >...Qh4, or ...Nhf4, or...f5-f4). > >At this point, being tactically challenged, I'll leave this tactical position to >the CCC readers and their chess engines to sort this position out. This may make >a fun test position, to see which engine best "solves" this position. Maybe >something like 15 Bg5!? (15 Bh6!?) Be7 16 Qd2 comes next. Regardless, I'd better >stop now for fear of blundering embarrassingly in public. > I only missed the K by R. This was my original idea. Hopefully, this wont generate new misunderstandings. Regards, Arturo Ochoa M. >Nice find, Peter and Arturo! > >All the best, > >Stephen
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