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Subject: Re: 3 quiescent problems

Author: John Merlino

Date: 07:48:55 01/10/03

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On January 10, 2003 at 02:48:26, Dann Corbit wrote:

>[D]3k4/qqqqqqqq/2R1R3/2nBbN2/Q6q/2NbBn2/2r1r2Q/QQQQQQQK w - - acn 339365; acs 5;
>ce -32761; pv Qhxh4 Rh2+ Qgxh2 Rxh2+ Qxh2 Qxh2#;
>
>[D]1Q1Qq1q1/Q2qQ2q/1bn2NB1/Q2qQ2q/1Q1Qq1q1/2N2n2/1b4B1/1rkrRKR1 w - - acn 1069;
>acs 0; bm Na2+; ce 32762; dm 3; pv Na2+ Qxa2 Qxd1+ Qxd1 Qxd1#;
>
>[D]1Q1Qq1q1/Q2qQ2q/1bn2NB1/Q2qQ2q/1Q1Qq1q1/2N2n2/8/rBKRrkbR w - - acn 20175922;
>acs 259; bm Qxg1+ Rxg1+; ce 32752; dm 8; pv Rxg1+ Qxg1 Qxg1+ Bxg1 Qxg1+ Nxg1
>Rxe1+ Kxe1 Ncxe4+ Qd2+ Qxd2+ Qxd2+ Qaxd2+ Kf1 Ng3#;

For the most part, no problem for Chessmaster 9000, as expected. The first two
were solved in less than a second on a P3-733. The third one took 40 seconds to
announce Mate in 9, then Mate in 8 came at 52 seconds:

Time	Depth	Score	Positions	Moves
0:22	1/3	19.62	926098		1.Rxe1+ Qxe1+ 2.Qxe1+ Nxe1 3.Q7a6+
					Qc4 4.Qbxc4+ Qxc4 5.Qaxc4+ Kg2
					6.Qxg4+ Qdxg4 7.Qxg4+ Qxg4 8.Nxg4
0:40	1/4	Mate09	1895058		1.Rxe1+ Qxe1+ 2.Qxe1+ Nxe1 3.Q7a6+
					Qb5 4.Qbxb5+ Qxb5 5.Q6xb5+ Qc4
					6.Qf5+ Qdxf5 7.Qxf5+ Kg2 8.Rxg1+
					Kh3 9.Qfxg4#
0:52	1/4	Mate08	2519970		1.Qxg1+ Qxg1 2.Rxg1+ Bxg1 3.Qxg1+
					Nxg1 4.Rxe1+ Kxe1 5.Ncxe4+ Qd2+
					6.Qxd2+ Qxd2+ 7.Qdxd2+ Kf1 8.Qf2#
1:12	1/5	Mate08	3425916		1.Qxg1+ Qxg1 2.Rxg1+ Bxg1 3.Qxg1+
					Nxg1 4.Rxe1+ Kxe1 5.Ncxe4+ Qd2+
					6.Qxd2+ Qxd2+ 7.Qdxd2+ Kf1 8.Qf2#

jm



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