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Subject: Analysis after 25...f4

Author: Jihun Lee

Date: 07:13:16 01/29/03

Go up one level in this thread


On January 29, 2003 at 01:52:41, Joshua Haglund wrote:

>F4 is not a clear win unless Junior is very bad... I analyzed Qa1+ vs f4 and I
>found Qd1 was a clear draw and f4 was a draw also. If Kasparov could have won
>with f4 it would have taken a rather bad move with Junior.
>
>Kasparov is the best,
>
>Joshua
>toneewa@yahoo.com

[D]2b2rk1/Rp5p/3p1qpQ/2nP4/2P1pp2/8/P1RN1PPP/6K1 w - - 0 26

Chessmaster 9000 (Utz12p) on an Athlon XP 2000+

Time	Depth	Score	Positions	Moves
0:00	1/3	1.65	1175		26.Nb3 Bg4 27.Rd2
0:00	1/4	-1.67	3639		26.Nb3 Nxb3 27.h3 Nc5
0:00	1/4	1.48	4275		26.Ra8 Qa1+ 27.Nf1 Qf6 28.Rd2 b6
0:00	1/5	1.32	17234		26.Ra8 e3 27.Nf1 exf2+ 28.Rxf2
					Ne4 29.Re2
0:00	1/6	0.88	57593		26.Ra8 e3 27.Nb3 Nd3 28.f3 Re8
0:00	1/7	0.71	167787		26.Ra8 e3 27.Nb3 Nd3 28.f3 Re8
					29.Ra7
0:00	1/7	0.74	202184		26.h4 Qa1+ 27.Nf1 Qb1 28.Rd2 e3
					29.Re2 Bg4
0:01	1/7	1.18	258364		26.h3 Bf5 27.Nb3 e3 28.Re2 Bd3
					29.Nxc5 Bxe2 30.Rxb7 exf2+ 31.Kxf2
0:02	1/8	0.11	495871		26.h3 Qa1+ 27.Nf1 e3 28.Ra8 Qd1
					29.Rb2 e2 30.Qxf8+ Kxf8 31.Rxc8+
					Kg7 32.Rc7+ Kf6
0:02	1/8	0.23	593151		26.h4 Qa1+ 27.Nf1 Qb1 28.Rd2 e3
					29.Re2 Bg4 30.f3 Qd1
0:05	1/9	0.00	1386966		26.h4 Qa1+ 27.Nf1 Qb1 28.h5 Qxc2
					29.hxg6 hxg6 30.Qxg6+ Kh8 31.Qxd6
					Nd7 32.Qh6+ Kg8 33.Rxb7 Bxb7 34.Qg6+
					Kh8 35.Qh6+ Kg8
0:13	1/10	-1.02	3470689		26.h4 Qa1+ 27.Nf1 e3 28.fxe3 fxe3
					29.Qxf8+ Kxf8 30.Ra8 Qd1 31.Rxc8+
					Ke7 32.Rxc5 dxc5 33.Rb2 b5 34.Rxb5
0:16	1/10	-0.79	4324463		26.h3 Qa1+ 27.Nf1 e3 28.fxe3 fxe3
					29.Qxe3 Qxf1+ 30.Kh2 Bf5 31.Rc1
					Qd3 32.Rc3 Qb1 33.Qe7
0:19	1/10	-0.29	5016536		26.Ra8 e3 27.Nf1 Nd3 28.Rxc8 Rxc8
					29.fxe3 Nb4 30.Qh3 Rc7 31.Rf2 Rxc4
					32.Rxf4 Rxf4 33.exf4 Qxf4
0:31	1/11	-0.21	8162497		26.Ra8 e3 27.Nf1 Ne4 28.Rxc8 exf2+
					29.Rxf2 Rxc8 30.Qxf4 Qxf4 31.Rxf4
					Rxc4 32.Ne3 Rc1+ 33.Rf1
1:07	1/12	-0.98	17960949	26.Ra8 e3 27.Nf1 Nd3 28.Rxc8 Rxc8
					29.fxe3 Re8 30.Re2 fxe3 31.h4 Re4
					32.Nxe3 Rxh4
1:41	1/12	-0.65	26751799	26.h3 Qa1+ 27.Kh2 Qd1 28.Rb2 Qc1
					29.Rbxb7 Nxb7 30.Nxe4 Qxc4 31.Rxb7
					Bxb7 32.Ng5 Rf7 33.Nxf7 Qxd5
2:31	1/12	-0.43	39742839	26.h4 Qa1+ 27.Kh2 Qd1 28.Rb2 Qe2
					29.Rb6 Qxd2 30.Rxd6 Qb2 31.Rc6
					Nd7 32.Re6 Ne5
4:06	1/13	-0.84	65006629	26.h4 Qa1+ 27.Kh2 Qd1 28.Rb2 Qe2
					29.Rb6 Nd7 30.Rbxb7 Bxb7 31.Rxb7
					Rf7 32.h5 Rf5 33.Rxd7 Rxh5+ 34.Qxh5
					Qxh5+ 35.Kg1
4:39	1/13	-0.62	74165157	26.h3 Qa1+ 27.Kh2 Qd1 28.Rb2 Qc1
					29.Rb6 Qxd2 30.Rxd6 Qd4 31.Rb6
					e3 32.fxe3 fxe3
9:28	2/14	-1.03	153834052	26.h3 Qa1+ 27.Nf1 Qd1 28.Rd2 Qe1
					29.h4 e3 30.h5 exd2 31.hxg6 Qe7
					32.Nxd2 Bf5 33.gxh7+ Bxh7 34.Nf3
					Kh8
11:50	2/14	-0.96	193152095	26.h4 Qa1+ 27.Kh2 Qd1 28.Rb2 Qe2
					29.Rb6 Nd7 30.Rbxb7 Bxb7 31.Rxb7
					Rf7 32.Nb3 Qxf2 33.a4 Nf8 34.Rb8
14:38	2/14	-0.58	238070289	26.Nf1 e3 27.Nxe3 Bf5 28.Rc1 Qb2
					29.Rd1 fxe3 30.Qxe3 Bd3 31.f3 Bxc4
					32.Qe7 Qc2 33.Re1
22:14	3/15	-0.77	367440848	26.Nf1 e3 27.Nxe3 Bf5 28.Rc1 Qb2
					29.Rd1 fxe3 30.Qxe3 Bd3 31.Qd2
					Qxd2 32.Rxd2 Bxc4 33.f3 Re8
49:39	4/16	-0.93	838879150	26.Nf1 e3 27.Nxe3 Bf5 28.Rc1 Qb2
					29.Rd1 fxe3 30.Qxe3 Bd3 31.Qd2
					Qxd2 32.Rxd2 Bxc4 33.f3 Re8 34.h3
					Re1+ 35.Kh2

And after 26.Nf1, black's score continues to climb.



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