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Subject: Re: Fantastic attack by Junior

Author: John Merlino

Date: 16:37:54 07/06/04

Go up one level in this thread


On July 06, 2004 at 16:39:54, Amir Ban wrote:

>On July 06, 2004 at 16:24:59, Arturo Ochoa wrote:
>
>>On July 06, 2004 at 15:58:24, Ingo Althofer wrote:
>>
>>>I just found time to replay the games from round 3.
>>>
>>>The 27-move win by Junior (with sacrifice of
>>>pawns and a full knight) is simply marvellous.
>>>And it was not a win by opening-book preparation!
>>>
>>>Congratulations to Amir and Shay!
>>>
>>>
>>>Ingo Althofer.
>>
>>Yes, great game by Junior. However, all the line played by Diep was not good and
>>Junior had 4 open columns to attack. The 3 pawns of Diep was not a real
>>advantage. If you put other engines from move 13 to 18, you will realize that
>>they dont see that the white position is not good.
>>
>>So, I dont agree that the opening preparation did not influenced the result. It
>>helped a lot. Of course, the final Junior was clean and direct.
>>
>>By the way, just one game. We will see tomorrow....
>>
>>Regards, Arturo Ochoa M.
>
>It was just a QGA with slight white advantage.
>
>Is there anybody else who plays either 18... Rae8 or 20... Bxc5 ?
>
>Amir

Three positions in question, with analysis from CM9_SKR on an AMD 2500:

[D]r4rk1/ppp1b1pp/1n4q1/2BP4/1P2p3/2N5/1P3PPP/R2Q1RK1 b - - 0 18

18...Rae8

Time	Depth	Score	Positions	Moves
0:00	1/3	-0.06	2116		18...Bd6 19.Qe2 Rf4 20.Bxb6 cxb6
0:00	1/4	0.07	7522		18...Bd6 19.Qd4 Bxc5 20.bxc5
0:00	1/5	-0.06	27322		18...Bd6 19.Qe2 Rf4 20.Bxb6 cxb6
0:00	1/6	0.08	84414		18...Bd6 19.Qe2 Rf4 20.Bxb6 cxb6
					21.b5
0:01	1/7	0.26	246581		18...Bd6 19.Qd4 Rf4 20.Rfe1 Rh4
					21.g3 Re8 22.Bxd6 cxd6 23.Rxa7
0:02	1/8	0.26	597053		18...Bd6 19.Qd4 Rf4 20.Rfe1 Rh4
					21.g3 Re8 22.Bxd6 cxd6 23.Rxa7
0:09	1/9	0.32	2324189		18...Bd6 19.Re1 Rf4 20.Qd4 Rg4
					21.g3 Re8 22.Bxd6 Qxd6 23.Rxa7
0:19	1/9	0.26	4682658		18...Nc8 19.Qe2 Nd6 20.b5 Bg5 21.Rfe1
					Rae8 22.Rxa7 Bh4
0:33	2/10	0.36	8149771		18...Nc8 19.Nb5 Bd6 20.Bxd6 cxd6
					21.Nc7 Rb8 22.Ne6 Rf7 23.Rc1
0:39	2/10	0.21	9611173		18...Bd6 19.Re1 Rf4 20.Qd4 Re8
					21.Bxd6 Qxd6 22.Nxe4 Qg6 23.f3
					Rxf3 24.Rxa7
1:14	2/11	0.21	18844650	18...Bd6 19.Re1 Rfe8 20.Qc2 Be5
					21.Rxe4 Bxc3 22.Rxe8+ Rxe8 23.Qxg6
					hxg6 24.bxc3 Nxd5
3:02	2/12	0.18	47717404	18...Bd6 19.Re1 Rae8 20.Rxa7 Nc4
					21.Rxb7 Nxb2 22.Qe2 Nd3 23.Bxd6
					cxd6 24.Rf1

[D]4rrk1/Rpp1b1pp/6q1/2BP4/1Pn1p3/2N5/1P2QPPP/5RK1 b - - 0 20

20...Bxc5

Time	Depth	Score	Positions	Moves
0:00	1/3	1.17	909		20...Nd6 21.Bxd6 Bxd6 22.Rxb7
0:00	1/4	1.17	2614		20...Nd6 21.Bxd6 Bxd6 22.Rxb7
0:00	1/5	0.99	12699		20...Nd6 21.Bxd6 Bxd6 22.Rxb7 Qh6
0:00	1/6	1.13	39510		20...Nd6 21.Bxd6 Bxd6 22.Rxb7 Qf6
					23.Ra7
0:00	1/7	1.01	110467		20...Nd6 21.Bxd6 Bxd6 22.Rxb7 Qg5
					23.Re1 Qh4
0:03	1/8	0.72	739685		20...Nd6 21.g3 Qg5 22.Rd1 Qf6 23.Rda1
					Kh8 24.Bxd6 Bxd6 25.Rxb7
0:08	1/9	0.73	1922371		20...Nd6 21.Bxd6 Bxd6 22.Rxb7 Qg5
					23.Re1 Qe5 24.g3 Qd4 25.Rd1
0:13	2/10	0.96	3286546		20...Nd6 21.Bxd6 Bxd6 22.Rxb7 Qg5
					23.Re1 Qf4 24.g3 Qf7 25.Qc2 e3
0:37	2/11	0.80	9457186		20...Nd6 21.Bxd6 Bxd6 22.Rxb7 e3
					23.fxe3 Rxf1+ 24.Qxf1 Qh6 25.g3
					Qxe3+ 26.Qf2 Qd3
2:38	2/12	0.61	39552182	20...Nd6 21.Bxd6 Bxd6 22.Rxb7 e3
					23.f3 Qf5 24.g3 Qc8 25.Ra7 Bxb4
					26.Rc1
7:22	3/13	0.59	116601279	20...Nd6 21.Bxd6 Bxd6 22.Rxb7 e3
					23.f3 Qf5 24.g3 Qc8 25.Ra7 Bxb4
					26.Ne4 Rf5 27.Qxe3 Rxd5
9:21	3/13	0.40	151837381	20...Bxc5 21.bxc5 Ne5 22.Rxb7 Nf3+
					23.Kh1 Re5 24.Rd1 Rh5 25.h3 Qh6
					26.Qf1 Nd2 27.Qg1 e3 28.f3 Qf4

[D]4rrk1/Rpp3pp/6q1/2PPn3/4p3/2N5/1P2QPPP/5RK1 w - - 0 22

Avoid 22.Rxb7

Time	Depth	Score	Positions	Moves
0:00	1/3	1.70	1032		22.Rxb7 Nf3+ 23.Kh1 Nd4
0:00	1/4	1.95	3717		22.Rxb7 Nf3+ 23.Kh1 Nd4 24.Qd2
0:00	1/5	1.77	20266		22.Rxb7 Nd3 23.Qe3 Rf3 24.Qd4
0:00	1/6	1.77	66168		22.Rxb7 Nd3 23.Qe3 Rf3 24.Qd4 Rf7
0:00	1/7	1.43	111395		22.Rxb7 Nd3 23.Qe3 Rf3 24.Qd4 Nf4
					25.g3
0:01	1/8	1.39	271724		22.Rxb7 Nd3 23.h3 Rf7 24.Qe3 Nf4
					25.Qg3 Qa6 26.c6
0:03	1/9	1.14	758135		22.Rxb7 Nd3 23.h3 h5 24.Qe3 Rf3
					25.Qd2 Nf4 26.g3 Nxh3+ 27.Kg2
0:10	2/10	1.10	2790168		22.Rxb7 Nd3 23.g3 Nf4 24.Qd1 Nh3+
					25.Kg2 Nf4+ 26.Kh1 Nd3 27.f3 exf3
					28.Rxf3
0:43	2/11	0.57	11775254	22.Rxb7 Nf3+ 23.Kh1 Re5 24.Rd1
					Qh6 25.h3 Rh5 26.Qf1 Nd2 27.Qg1
					e3 28.f3 Qf4
1:04	2/11	0.67	17514769	22.Qe3 Nd3 23.d6 cxd6 24.cxd6 Rf7
					25.Ra4 Qxd6 26.Rd1 b6 27.Nxe4 Qc6
3:10	2/12	0.42	52258442	22.Qe3 Nc4 23.Qg3 e3 24.f3 e2 25.Re1
					Qc2 26.Rxb7 Nxb2 27.Nxe2 Rxe2 28.Rxe2
					Qxe2 29.Rxc7

jm



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