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Subject: Re: Peter Leko vs Ghaem Maghami, Erevan 2001 === Diagram

Author: John Merlino

Date: 16:31:40 12/18/02

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On December 18, 2002 at 15:01:46, José Antônio Fabiano Mendes wrote:

>On December 18, 2002 at 14:58:17, José Antônio Fabiano Mendes wrote:
>
>>       Peter Leko vs Ghaem Maghami, Erevan 2001
>> [D]1n2kb1r/1bqr1ppp/p3pP2/6N1/Pp2N3/4Q3/4B1PP/1R3RK1 w
>>  And here GM Leko played 20. Rxb4!! and won in a few moves.
>> Please see ==> http://www.chessgames.com/perl/chessgame?gid=1202500
>> ===================================================================
>>In Yearbook 59 Hungarian IM Tibor Karolyi wrote a lengthy and incredibly
>>thorough survey on the Polugaevsky Variation called 'Questions About 10.exf6'.
>>But it took somebody of the stature of Peter Leko to come up with this fantastic
>>novelty 20.Rxb4!! from his game against Ghaem Maghami, Erevan World Team
>>Championship 2001. I would say there is still hope for mankind!
>>Rene Olthof Interview 2002/10/25 <== http://chess-sector.odessa.ua/olthof.htm

CM9000, on a P3-733, finds the move in less than one second, but does not see it
as winning in a reasonable amount of time:

Time	Depth	Score	Positions	Moves
0:00	1/3	-0.19	3513		1.Rxb4 Nc6 2.Rc4
0:00	1/3	-0.11	4488		1.fxg7 Bxg7 2.Rxb4 O-O 3.Nf6+ Bxf6
					4.Rxf6
0:00	1/4	-0.54	9548		1.fxg7 Bxg7 2.Rbc1 Nc6 3.Nf6+ Bxf6
					4.Rxf6
0:00	1/4	-0.10	14341		1.Rxb4 Nc6 2.Rc4 h5
0:00	1/5	-0.09	54003		1.Rxb4 Nc6 2.fxg7 Bxg7 3.Rxb7 Qxb7
					4.Rxf7 Qb1+ 5.Rf1 Bd4
0:02	1/6	-0.18	150376		1.Rxb4 Nc6 2.Rc4 h6 3.Nf3 Qd8
0:07	1/7	-0.17	465161		1.Rxb4 Nc6 2.Rc4 h6 3.Nf3 Qa5 4.Nc5
0:27	1/8	-0.03	1867184		1.Rxb4 Nc6 2.Rc4 h6 3.Nf3 Qa5 4.Rfc1
					Ne5 5.Nxe5 Qxe5 6.fxg7 Bxg7
1:19	1/9	-0.19	5809069		1.Rxb4 Nc6 2.Rc4 h6 3.Nf3 Qd8 4.Rfc1
					Na5 5.fxg7 Bxg7 6.Rc5 O-O
6:11	1/10	-0.19	29216306	1.Rxb4 Bxe4 2.fxg7 Bxg7 3.Qxe4
					Nc6 4.Rc4 Qb6+ 5.Kh1 Ne5 6.Rc8+
					Ke7 7.a5 Qd6 8.Rxh8 Bxh8 9.Qxh7

jm



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