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Subject: Re: A couple of test positions

Author: Ross Boyd

Date: 15:33:00 11/12/04

Go up one level in this thread


On November 12, 2004 at 08:03:52, Albert Silver wrote:

>The following shots were played by some Pro Deo settings I'm working on, against
>Fritz 8.0.0.26. Some engines should not have too much trouble, others may have
>more. They're nice shots in any case.
>
>[D]r1b2rk1/1p2bpp1/pqn1p2p/8/2B1QB1P/P3PN2/1P3PP1/1K1R3R w - - 0 16
>
>The game went quite spectacularly and PD played 16.Ng5! afer which the game
>proceeded with 16...g6 17.Nxf7! Kxf7 18.h5! Bxa3 19.Qxg6+ Ke7 20.Rd2 Bb4 21.Rd3
>Qc5 22.Bxh6 Rf5 23.Rhd1!! and black resigned a few moves later.

TRACE 1.32beta on AMD 2800 with 64Mb hash needs 89 secs...
   4	00:00	       4.898	4.898	-0.42	f4d6
   5	00:00	       7.423	7.423	-0.42	f4d6
   6	00:00	      12.411	12.411	-0.42	f4d6
   7	00:00	      19.716	1.971.600	-0.42	f4d6
   8	00:02	   1.398.117	632.632	-0.28	f4d6 f8e8 e4f4 e7f6 d6e5 c6e5 f3e5 f6e5
f4e5
   9	00:06	   3.970.015	570.404	-0.25	f4d6 f8e8 d1d2 e7d6 d2d6 e8d8
  10	00:15	   9.510.435	605.374	-0.25	f4d6 e7d6 d1d6 f8d8 d6d8 b6d8 h1c1 c8d7
e4f4 a8c8 b1a1
  11	00:40	  24.195.991	604.899	-0.27	f4d6 e7d6 d1d6 f8d8 d6d8 b6d8 g2g4 d8d6
  11	01:29	  55.523.595	623.860	-0.26	f3g5
  11	01:56	  72.397.421	624.115	 0.00	f3g5 f7f5 c4e6 g8h8 e4c4 e7a3 c4b3 a3b4
g5f7 h8h7 f7g5 h7h8
  12	02:52	 103.984.711	604.562	 0.00	f3g5 f7f5 c4e6 g8h8 e4c4 e7a3 c4b3 a3b4
g5f7 h8h7 f7g5 h7h8



>
>[D]r1r3k1/pp2bpp1/2n1b2p/q2n4/3P2P1/P1NB1N1P/1PQB1P2/1K1R3R b - - 0 17
>
>Here PD played the strong 17...Ncb4! (not obvious to find for a human IMO) and
>play went 18.axb4 Bxb4 19.Bh7+ Kh8 20.Be4 Rxc3! 21.Bxc3 Nxc3+ 22.bxc3 Bxc3
>23.Qxc3 Qxc3 and white is lost.


Next one is tough for TRACE...

TRACE 1.32beta on AMD 2800 with 64Mb hash needs 3mins 22 secs...

   4	00:00	      11.316	1.131.600	+0.18	d5c3
   4	00:00	      14.437	1.443.700	+0.31	d5c3 d2c3 a5d5 d3h7 g8h8 h7e4 d5a2 b1c1
   5	00:00	      34.412	573.533	+0.32	d5c3 d2c3 a5d5 d3h7 g8h8 h7e4 d5b5
   6	00:00	      81.011	540.073	+0.57	d5c3
   6	00:00	     114.524	545.352	+0.94	d5c3 d2c3 a5d5 d3h7 g8h8 c2e4 d5a2 b1c1
e6b3
   7	00:00	     292.023	550.986	+1.06	d5c3 d2c3 a5d5 c2e2
   8	00:01	     680.125	576.377	+1.07	d5c3 d2c3 a5d5 d3h7 g8h8 h7e4 d5a2 b1c1
e6b3 c2b1 a2b1 c1b1 b3d1 h1d1
   9	00:03	   1.924.158	601.299	+1.07	d5c3 d2c3 a5d5 d3h7 g8h8 h7e4 d5a2 b1c1
e6b3 c2b1 a2b1 c1b1 b3d1 h1d1
  10	00:11	   6.524.337	585.667	+0.92	d5c3 d2c3 a5d5 d3e4 d5a2 b1c1 e6b3
  11	00:45	  27.572.750	612.727	+0.89	d5c3 d2c3 a5d5 d3h7 g8f8
  12	02:43	  98.313.463	603.150	+1.05	d5c3 d2c3 a5d5 d3e4 d5a2 b1c1 e7d6 c1d2
e6d5 e4d5 d6f4
  12	03:22	 123.295.836	610.375	+1.06	c6b4
  12	03:56	 144.748.195	613.339	+1.99	c6b4 a3b4 e7b4 f3e5 c8c3 b2c3 d5c3 d2c3
b4c3 d3h7 g8h8 c2e2 a5b4 b1c1 b4a3 c1b1 a3b3 b1c1 h8h7

Cheers,

Ross



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