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Subject: Re: 2 "unsolved" positions

Author: Dan Ellwein

Date: 15:48:30 03/06/05

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On March 06, 2005 at 09:46:02, Jouni Uski wrote:

>These positions remain unsolved years now in 10 minutes:
>
>[D]1q1r3k/3P1pp1/ppBR1n1p/4Q2P/P4P2/8/5PK1/8 w - - bm Rxf6

Hi Jouni

Qd4 seems to work fine in this position... (4 seconds)

CM10_PawnX

P3/850

Time	Depth	Score	Positions	Moves
----	----	----	----		----
0:00	1/3	3.35	947		1.Rxf6 gxf6 2.Qxf6+ Kg8 3.Qxh6 Qc7
0:00	1/3	3.35	947		1.Rxf6 gxf6 2.Qxf6+ Kg8 3.Qxh6 Qc7
0:00	1/4	2.60	3371		1.Rxf6 Qxe5 2.Rxh6+ Kg8 3.Rh8+
					Kxh8 4.fxe5
0:00	1/5	2.58	19080		1.Rxf6 Qxe5 2.Rxh6+ Kg8 3.fxe5 gxh6
0:00	1/6	2.30	43081		1.Rxf6 Qxe5 2.Rxh6+ Kg8 3.fxe5
					gxh6 4.f4
0:01	1/7	2.08	79180		1.Rxf6 Qxe5 2.Rxh6+ gxh6 3.fxe5
					Kg7 4.a5 bxa5
0:02	1/8	1.95	181151		1.Rxf6 Qxe5 2.Rxh6+ gxh6 3.fxe5
					Kg7 4.f4 Kf8 5.Kf3
0:04	1/8	2.08	348573		1.Qd4 Nxd7 2.Bxd7 b5 3.axb5 axb5
					4.Rxh6+ Kg8 5.Rb6 Qc7
0:12	1/9	2.12	1084074		1.Qd4 Nxd7 2.Bxd7 Qb7+ 3.f3 Qc7
					4.Rxh6+ Kg8 5.Rd6 Qc5 6.Kf2 Kf8
					7.Qxc5 bxc5
0:36	1/10	2.31	3255112		1.Qd4 Nxd7 2.Rxh6+ Kg8 3.Rd6 Qc7
					4.Bxd7 Qc5 5.Qe5 Qc7 6.Qe7 b5
1:17	1/11	2.47	7079982		1.Qd4 Nxd7 2.Rxh6+ Kg8 3.Rd6 Qc7
					4.Bxd7 Qc5 5.Qe5 Kf8 6.h6 Qxe5
					7.fxe5 gxh6 8.f4
3:20	2/12	2.63	18713344	1.Qd4 Nh7 2.Rxh6 f6 3.Rxh7+ Kxh7
					4.Qe4+ Kh8 5.Qe8+ Rxe8 6.dxe8=Q+
					Qxe8 7.Bxe8 Kg8 8.Kf3 Kf8 9.Bc6
5:36	2/13	2.86	31628269	1.Qd4 Nh7 2.Be4 Kg8 3.Rxb6 Qc7
					4.Rxa6 Rxd7 5.Bxh7+ Kxh7 6.Qe4+
					g6 7.hxg6+ Kg8 8.gxf7+ Rxf7 9.a5
9:21	2/14	2.89	53518922	1.Qd4 Nh7 2.Be4 Kg8 3.Rxb6 Qc7
					4.Rb7 Qa5 5.Bxh7+ Kxh7 6.Qe4+ f5
					7.Qe5 Qxa4 8.Qc7 Rxd7 9.Qxd7 Qxd7
					10.Rxd7
21:54	3/15	3.23	124830085	1.Qd4 Nh7 2.Be4 Kg8 3.Rxb6 Qc7
					4.Rb7 Qa5 5.Bxh7+ Kxh7 6.Qe4+ Kg8
					7.Qe8+ Kh7 8.f3 Rxe8 9.dxe8=Q Qxh5
					10.Qxf7
Dan
>
>Any solutions?
>
>Jouni



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