Author: Mark Young
Date: 06:15:53 07/26/98
Go up one level in this thread
On July 26, 1998 at 08:59:38, Robert Hyatt wrote: >On July 26, 1998 at 07:33:31, Mark Young wrote: > >>On July 26, 1998 at 06:37:57, Amir Ban wrote: >> >>> >>>Did Anand have a good alternative to the critical 16...Bd6 ? Maybe not: >>> >>>16... f6 17. Qh5+ is losing >>> >>>16... Be7 17. Bg5 Rf8 is horrible >>> >>>16... cxd4 17. cxd4 Be7 18. Rc1 Qd8 19. Nxf7 Bxe4 20. Qxe4 Kxf7 21. 0-0 is >>>clearly in white's favor. >>> >>>16... cxd4 17. cxd4 Qc2 is the only reasonable alternative. The continuations >>>are unclear & complicated, but look more in white's favour: >>> >>> 18. Be3 f5 19. Qh5+ g6 20. Nxg6 hxg6 21. Qxh8 and black can continue Qc3+ >>>or Qxe4. >>> >>> or >>> >>> 18. d5 Bxa3 19. 0-0 (or even Rxa3) >>> >>> or >>> >>> 18. d5 exd5 19. exd5 Be7 >>> >>> >>>Most people assume that Anand spent 18 minutes to work out that Bd6 works >>>perfectly. He may have spent those 18 minutes to consider just how bad those >>>alternatives are, then crossed his fingers and played Bd6. >>> >>>Amir >> >>If true then Anand was lucky to win the second game. Is there a solid line of >>play to win against Bd6 that Rebel 10 missed? And how would you rate rebel 10 in >>the two games with GM Anand? If it is inappropriate to ask about the strength of >>a competing program I withdraw that question. > > > >One critical choice was Qh5+ of course, which is a move that hardly any other >program will play. It might be best, but it doesn't appear so to me. I have >searched around this position for a long time (using both my head and Crafty) >and only like g3 or Qh3. Possibly O-O but I'm not sure that doesn't lead to >less of an advantage, although a safer (for white) position. > >Crafty would play g3 given at least one second, and After a couple of hours, and >a very deep search it has never wavered. And based on node counts, Qh3 is the >number 2 move in the position... Then g3 maybe the better move here. I have looked at fritz 5 choice of Qh3 and 0-0 and they seem not to lead to any kind of advantage, more so for 0-0?!.
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