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Subject: Re: Test Position

Author: John Merlino

Date: 10:07:27 12/30/05

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On December 30, 2005 at 03:28:48, Zappa wrote:

>[D]4r1k1/5p1p/p1b3p1/2bqr3/3p1Q1P/1P6/1BPP1PP1/1R3KR1 b - - 0 28
>
>Try to get this one without using a computer :)
>
>anthony

When you say things like that, I start looking at moves like Qxg2+ :-)

But CM9_R1 finds Qe6 immediately, and announces a Mate in 12 in four seconds. It
eventually updates that to Mate in 9:

Time	Depth	Score	Positions	Moves
0:00	1/3	-7.52	2959		28...Qxb3 29.f3 Qxc2 30.Kf2
0:00	1/3	-14.83	5905		28...Qe6 29.Qe3 dxe3 30.dxe3 Bb4
0:00	1/4	-14.75	12035		28...Qe6 29.Qe3 dxe3 30.dxe3 Rf5
0:00	1/5	-15.75	40727		28...Qe6 29.Qe3 dxe3 30.dxe3 Rf5
					31.Re1 Bxe3
0:00	1/6	-17.65	147515		28...Qe6 29.f3 Rf5 30.Qe3 dxe3
					31.d4 Bb4 32.c3 Bb5+ 33.Ke1 Qxb3
0:02	1/7	-23.64	480323		28...Qe6 29.f3 Rf5 30.Qe3 dxe3
					31.d4 Bb4 32.c3 Qe4 33.Rd1 e2+
					34.Ke1 exd1=Q+ 35.Kxd1 Qd3+ 36.Kc1
					Bxc3
0:04	1/8	-Mate12	1062560		28...Qe6 29.f3 Rf5 30.Qe3 dxe3
					31.d4 e2+ 32.Ke1 Qe3 33.Rh1 Rxf3
					34.gxf3 Bb4+ 35.c3 Bxc3+ 36.Bxc3
					Qxc3+ 37.Kf2 e1=Q+ 38.Rhxe1 Qxf3+
					39.Kg1 Qg2#
0:09	1/9	-Mate10	2656515		28...Qe6 29.f3 Rf5 30.Qe3 dxe3
					31.d4 Bb5+ 32.c4 Qe4 33.Rd1 Rxf3+
					34.Ke2 Qc2+ 35.Kxf3 Qf2+ 36.Kg4
					Qf5+ 37.Kg3 Bd6#
0:20	1/10	-Mate09	6000962		28...Qe6 29.f3 Rf5 30.Qe3 dxe3
					31.d4 Bb4 32.c3 Bb5+ 33.Ke1 Qxb3
					34.Rc1 Qxb2 35.Rc2 Qa1+ 36.Rc1
					Qxc1#
0:44	1/11	-Mate09	13931565	28...Qe6 29.f3 Rf5 30.Qe3 dxe3
					31.d4 Bb4 32.c3 Bb5+ 33.Ke1 Qxb3
					34.Rc1 Qxb2 35.Rc2 Qa1+ 36.Rc1
					Qxc1#

jm



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