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Subject: Re: Test Position... TRACE 1.32

Author: Ross Boyd

Date: 02:21:48 11/17/04

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On November 16, 2004 at 23:38:00, Anthony Cozzie wrote:

>[D]3r3r/pp4k1/4b1q1/2pnP3/7P/1P4P1/P2RQ1BK/R7 b - - 0 36
>
>Today Zappa got its first win against Shredder at slow timecontrols (opponent
>was on a dual opteron at 45 10).  Here it uncorked Nf4! and white is lost.
>
>1... Rh8-f8 2. Ra1-e1 Be6-g4 3. Qe2-e4 Bg4-f5 4. Qe4-f3 Bf5-c2 5. Qf3-e2 Nd5-c3
>6. Qe2-e3 Rd8xd2
> = (2.24)	Depth: 11/30	00:00:19.18	26758kN (1395 KN/s, 717 splits, 79 aborts)
>1 ...Nd5-f4++
> + (2.63)	Depth: 11/30	00:00:26.78	37848kN (1413 KN/s, 921 splits, 98 aborts)
>1... Nd5-f4 2. g3xf4 Rh8xh4 3. Kh2-g1 Rd8xd2 4. Qe2xd2 Qg6-g3 5. Kg1-f1 Rh4xf4
>6. Kf1-g1 Be6-d5 7. Ra1-f1 Bd5-f3
> = (2.93)	Depth: 11/30	00:00:27.49	38942kN (1416 KN/s, 940 splits, 99 aborts)
>1... Nd5-f4 2. Qe2-f2 Nf4xg2 3. Rd2xd8 Rh8xd8 4. Qf2xg2 b7-b6 5. Ra1-f1 Qg6-g4
>6. Kh2-g1 Rd8-d3 7. Rf1-f4 Qg4xg3 8. Qg2xg3 Rd3xg3
> = (3.25)	Depth: 15/35	00:02:07.13	196517kN (1546 KN/s, 2388 splits, 211 aborts)
>
>anthony

Congrats on the win against Shredder! I'm envious!

At least TRACE finds the move.

TRACE 1.32 on AMD XP 2800 64Mb hash needs 21 seconds:
   2	00:00	       3.595	359.500	+0.95	Kh6
   2	00:00	       3.699	369.900	+1.51	Bg4
   2	00:00	       3.739	373.900	+1.57	Nc3
   3	00:00	       4.110	411.000	+1.57	Nc3 Qe3 Rxd2
   4	00:00	       7.265	726.500	+1.57	Nc3 Qe3 Rxd2 Qxd2
   5	00:00	      17.264	575.466	+1.82	Nc3
   5	00:00	      22.495	374.916	+2.00	Nc3 Qe3 Rxd2 Qxd2 Ne4
   6	00:00	      33.515	478.785	+1.75	Nc3
   6	00:00	      43.400	482.222	+1.44	Nc3 Qe3 Rxd2 Qxd2 Ne4 Bxe4 Qxe4
   7	00:00	     151.800	446.470	+1.32	Nc3 Qe3 Rxd2 Qxd2 Ne4 Qf4 Bf5
   8	00:01	     664.247	514.920	+1.07	Nc3
   8	00:01	     773.640	502.363	+0.55	Nc3 Qe3 Rxd2 Qxd2 Ne4 Bxe4 Qxe4 Qg5+ Qg6
Qe7+ Kh6 Qxc5
   8	00:02	   1.148.177	501.387	+0.56	Rh5
   8	00:03	   1.599.375	492.115	+0.81	Rh5 Bf3 Rh6 Bxd5 Rxd5 Rxd5 Bxd5 Rf1
   8	00:05	   2.687.578	449.427	+0.82	b6
   8	00:06	   2.986.544	443.765	+0.82	b6 Qe1 Qf7 Bxd5 Rxd5 Rxd5 Bxd5 Rd1
   8	00:08	   3.654.043	443.990	+0.83	Qg5
   8	00:08	   3.941.250	451.460	+0.88	Qg5 Qe1 Ne3 Rxd8 Ng4+ Kg1 Qxd8 Rd1 Qe7
   9	00:11	   5.310.396	472.875	+0.72	Qg5 Qe1 Ne3 Rxd8 Ng4+ Kg1 Qxd8 Rd1 Qe7 Kh1
   9	00:15	   7.460.635	478.552	+0.73	Rh5
   9	00:20	   9.868.908	478.144	+0.96	Rh5 Re1 Qg5 Bxd5 Bxd5 Rd3 Qg6
   9	00:21	  10.056.532	475.711	+0.97	Nf4
   9	00:21	  10.186.838	476.243	+0.97	Nf4
  10	00:28	  13.670.215	483.901	+0.96	Nf4 gxf4 Rxd2 Qxd2 Rxh4+ Kg1 Qg3 Kf1 Rxf4+
Kg1 Re4 Qf2

cheers!

Ross



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