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Subject: Re: Difficult Hydra position follow-up, 36.Kh1........Yes

Author: Rob Basham

Date: 11:53:51 05/15/05

Go up one level in this thread


On May 15, 2005 at 14:26:41, Eelco de Groot wrote:

>Hello all,
>
>I am testing some Pro Deo 1.1 settings in a position that
>
>Vincent Lejeune posted here a few weeks ago, between the
>
>Hydra-Scylla version that's going to take on Michael Adams, and
>
>a testversion(?) of Shredder. Hydra played the pawn sac, I
>
>think it is a strategic pawn-offer, 35.b4!
>
>
>Now my testversion wants to play 36.Kh1 after the reply
>
>35..Qb6. Shredder accepted the pawn with 35..Qxb4 but that
>
>seems not so good. That the Pro Deo testversion plays 36.Kh1 may be a fluke, I
>am testing
>[Pruning = MISC_58]             * Recalculate passed pawns
>[M58_Table = normal]            * normal|midg|endg|strong
>(Albert Silver didnt'entirely trust this switch)
>
>I was wondering, are there any
>
>engines/programs that consistenty play 36.Kh1? The alternative,
>
>also good is 35.b4 Qb6 36.c5. I think 36.Kh1 will be harder to find,
>
>strategic, but rather deep! -Writing this, I see that Gandalf
>
>just comes up at ply 15 with a score of 0.83 for 36.Kh1!-
>
>[D]r3r1k1/1p3pp1/pqbp1b1B/4n3/1PPN4/7P/2BR1QP1/5RK1 w - - 1 1
>
>Gandalf 6.1 output in two variation mode, computer is 'mainframe'
>
>Athlon 3200+ 200 MB HT
>
>
>00:00:00.0	-0,38	4	17314	Nxc6 Qxf2+ Rdxf2 bxc6
>
>Be4
>00:00:00.1	-0,57	5	50211	Nxc6 Qxf2+ Rdxf2 bxc6
>
>Be4 Rab8
>00:00:00.1	-0,57	5	54628	c5 dxc5+
>00:00:00.2	-0,38	5	63914	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Nc4
>00:00:00.3	-0,54	6	137741	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Bh4 Qxh4 Qxh6
>00:00:00.7	-0,54	6	283752	Rdd1 Qbxb4
>00:00:00.9	-0,54	6	341263	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Bh4 Qxh4 Qxh6
>00:00:01.3	-0,54	7	497374	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Bh4 Qxh4 Qxh6
>00:00:02.9	-0,51	8	1173630	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Nc4 Rdd1 Rad8 Rxd8 Rxd8
>00:00:08.2	-0,19	9	3338510	c5 dxc5
>00:00:10.5	0,12	9	4182343	c5 gxh6
>00:00:12.3	0,44	9	4927476	c5 Qxb4 Qg3 Kf8 Rxf6
>
>gxh6 Qf4 Qxc5 Qxh6+ Ke7
>00:00:22.7	0,28	10	9786274	c5 dxc5 Qg3 cxd4 Rxf6
>
>d3+ Rdf2 g6 Bxd3 Rad8 Be4 Rd1+ Kh2 Qxb4
>00:00:32.0	0,28	10	14417204	c5 dxc5 Qg3
>
>cxd4 Rxf6 d3+ Rdf2 g6 Bxd3 Rad8 Be4 Rd1+ Kh2 Qxb4
>
>00:00:00.2	0,54	5	32242	dxc5 Nxc6 Qxc6 bxc5 Bh4
>
>Qxh4 Qxh6
>00:00:00.3	0,54	6	75864	dxc5 Nxc6 Qxc6 bxc5 Bh4
>
>Qxh4 Qxh6
>00:00:00.6	0,51	7	201913	dxc5 Nxc6 Qxc6 bxc5 Nc4
>
>Rdd1 Rad8 Rxd8 Rxd8
>00:00:02.1	0,19	8	808739	dxc5 Nxc6 Qxc6 bxc5 Nc4
>
>Rdd1 Rad8 Rxd8 Rxd8
>00:00:02.5	-0,12	8	939111	dxc5 Nxc6 Qxc6 bxc5 Nc4
>
>Rdd1 Rad8 Rxd8 Rxd8
>00:00:02.8	-0,25	8	1085370	dxc5 Qg3 cxd4 Rxf6 d3+
>
>Rdf2 g6 Bxd3 Nxd3 Qxd3 Be4 Rxb6 Bxd3 Rxb7
>00:00:04.3	-8,99	8	2003851	gxh6 cxb6 Bg7 Nxc6 bxc6
>
>Rxd6 Rab8 Bd3 Re6 Rxe6 fxe6 Bxa6
>00:00:04.4	-8,99	8	2068257	Qxb4 Nxc6
>00:00:08.4	-0,44	8	3573443	Qxb4 Qg3 Kf8 Rxf6 gxh6
>
>Qf4 Qxc5 Qxh6+ Ke7
>00:00:10.7	-0,28	9	4545580	dxc5 Qg3 cxd4 Rxf6 d3+
>
>Rdf2 g6 Bxd3 Rad8 Be4 Rd1+ Kh2 Qxb4
>00:00:16.0	-1,12	9	6681133	Qxb4 Qg3 Nf3+ Nxf3
>
>Qxc5+ Rff2 Bb5 Rxd6 Re2 Rxf6 Qxf2+ Qxf2 Rxf2 Kxf2 gxf6
>00:00:21.5	-0,28	10	9022819	dxc5 Qg3 cxd4 Rxf6 d3+
>
>Rdf2 g6 Bxd3 Rad8 Be4 Rd1+ Kh2 Qxb4
>
>00:00:00.2	-0,38	4	27419	Nxc6 Qxf2+ Rdxf2 bxc6
>
>Be4
>00:00:00.2	-0,38	4	30005	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Nc4
>00:00:00.3	-0,57	5	59867	Nxc6 Qxf2+ Rdxf2 bxc6
>
>Be4 Rab8
>00:00:00.3	-0,38	5	65754	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Nc4
>00:00:00.5	-0,54	6	137696	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Bh4 Qxh4 Qxh6
>00:00:00.5	-0,96	6	156546	Nxc6 Qxf2+ Rfxf2 Nxc6
>
>b5 axb5 cxb5 Re1+ Kh2 Be5+ Bf4
>00:00:00.9	-0,95	6	307606	Kh1 Nxc4+
>00:00:01.4	-0,57	6	575052	Kh1 Nxc4 Bxg7 Nxd2 Qxf6
>
>Bxg2+ Kxg2 Nxf1 Kxf1 Qxb4
>00:00:01.6	-0,57	6	626691	Rdd1 Qbxb4
>00:00:02.1	-0,57	6	863774	Kh1 Nxc4 Bxg7 Nxd2 Qxf6
>
>Bxg2+ Kxg2 Nxf1 Kxf1 Qxb4
>00:00:02.5	-0,54	7	1000417	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Bh4 Qxh4 Qxh6
>00:00:03.2	-0,32	7	1280449	Kh1 Nd7 Nxc6 Qxf2 Rfxf2
>
>bxc6 Bf4 Re1+ Kh2
>00:00:05.5	-0,16	8	2285688	Kh1 Nd7 Qf5 gxh6 Qh7+
>
>Kf8 Qxh6+ Ke7 Nf5+ Kd8 Nxd6 Re6
>00:00:05.9	-0,51	8	2449954	c5 dxc5 Nxc6 Qxc6 bxc5
>
>Nc4 Rdd1 Rad8 Rxd8 Rxd8
>00:00:15.0	0,00	9	6035132	Kh1 Qd8 Nf5 Re6 Nd4 Re8
>00:00:19.8	0,25	9	7896528	c5 dxc5 Qg3 cxd4 Rxf6
>
>d3+ Rdf2 g6 Bxd3 Nxd3 Qxd3 Be4 Rxb6 Bxd3 Rxb7
>00:00:22.4	0,25	9	9136491	c5 dxc5 Qg3 cxd4 Rxf6
>
>d3+ Rdf2 g6 Bxd3 Nxd3 Qxd3 Be4 Rxb6 Bxd3 Rxb7
>00:00:24.3	-13,24	10	9985232	Qh4 Bxh4 c5 Qxb4 Bf4
>
>Qxc5 Kh1 Bd5 Nf5 Bf6
>00:00:26.3	0,28	10	10975504	c5 dxc5 Qg3
>
>cxd4 Rxf6 d3+ Rdf2 g6 Bxd3 Rad8 Be4 Rd1+ Kh2 Qxb4
>00:00:35.7	0,28	11	15763937	c5 dxc5 Qg3
>
>cxd4 Rxf6 d3+ Rdf2 g6 Bxd3 Rad8 Be4 Rd1+ Kh2 Qxb4
>00:00:36.7	-13,37	11	16203447	Qh4 Bxh4 c5
>
>Qxb4 Bf4 Qxc5 Kh1 Qc4 Rdd1 Rac8 Be3
>00:00:36.7	-13,37	11	16216146	Kh1 Qd8
>00:08:11.4	0,41	11	374904130	Kh1 Qd8 Nxc6
>
>bxc6 Qg3 Kh8 Rdf2 Rg8 Be3 Bh4 Rf5 g6
>00:09:52.7	0,54	12	433889859	Kh1 Qd8 Nf5 Re6
>
>Qg3 Ng6 Rxd6 Qe8 c5 Re2 Rf2 Rd8
>00:10:18.3	0,60	12	444724295	c5 dxc5 Qg3
>
>cxd4 Rxf6 d3+ Rdf2 g6 Bxd3 Qd4 Bc2 Kh8 Kh2 Qxb4
>00:13:02.0	0,76	13	518110433	c5 dxc5 Qg3
>
>Nf3+ Nxf3 cxb4+ Kh2 Bc3 Rd6 Rad8 Rxd8 Rxd8 Bg5 Re8 Qh4 Qc7+ Kh1
>00:13:43.5	0,32	13	534818737	Kh1 Qd8 Nf5 Re6
>
>Qg3 Qf8 Nd4 Bh4 Nxe6 Bxg3 Nxf8 Rxf8 Bf4 Nxc4 Rd4
>00:21:11.3	0,76	14	729620197	c5 dxc5 Qg3
>
>Nf3+ Nxf3 cxb4+ Kh2 Bc3 Rd6 Rad8 Rxd8 Rxd8 Bg5 Re8 Bb3 Be4 Bf4
>00:29:29.7	0,35	14	1066575742	Kh1 Qd8 Nf5 Re6
>
>Qg3 Qf8 Nd4 Bh4 Nxe6 Bxg3 Nxf8 Kxf8 Bf4 Nxc4 Rd4 Bxf4 Rfxf4
>00:43:45.5	0,35	15	1444486180	c5 dxc5 Qg3
>
>Nf3+ Nxf3 cxb4+ Kh2 b3 Rd6 Bb2 Bf5 Rad8 Rfd1 Rxd6 Rxd6 Kf8 Rd2
>
>Bxf3 Rxb2 Qxh6 Qxf3
>01:00:29.7	0,83	15	1981941583	Kh1 Qd8 Qg3 Kh8
>
>Nxc6 bxc6 Rdf2 Rg8 Qf4 Rb8 Qe4 Ng6 Qxc6 Rxb4 Bxg6 gxh6 Rxf6
>
>Rxg6 Rxf7
>01:10:30.9	0,83	15	2258174444	Kh1 Qd8 Qg3 Kh8
>
>Nxc6 bxc6 Rdf2 Rg8 Qf4 Rb8 Qe4 Ng6
>
>
>
>
>
>[Event "60m + 15s, rated"]
>[Site "?"]
>[Date "2005.04.22"]
>[Round "?"]
>[White "Ares01, Hydra/Scylla-1.05bC"]
>[Black "tsteng, Deep Shredder 9 UCI"]
>[Result "1-0"]
>[ECO "B58"]
>[WhiteElo "2889"]
>[BlackElo "2747"]
>[PlyCount "107"]
>[EventDate "2005.01.02"]
>[EventType "rapid"]
>
>1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt
>
>0:00:00]} d6 {
>[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4.
>
>Nxd4 {
>[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]}
>
>Nc6 {
>[%emt 0:00:00]} 6. Be2 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 7.
>
>Nf3 {
>[%emt 0:00:00]} h6 {[%emt 0:00:00]} 8. O-O {[%emt 0:00:00]} Be7
>
>{[%emt 0:00:00]
>} 9. Re1 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 10. h3 {[%emt
>
>0:00:00]} Be6 {
>[%emt 0:00:00]} 11. Bf1 {[%emt 0:00:00]} Qa5 {[%emt 0:00:00]}
>
>12. a3 {
>[%emt 0:00:00]} Rfc8 {[%emt 0:00:00]} 13. Rb1 {[%emt 0:00:00]}
>
>Nb8 {
>[%eval 9,17] [%emt 0:03:33]} 14. Be3 {[%emt 0:00:00]} Nbd7 {
>[%eval 22,18] [%emt 0:05:53]} 15. Nd2 {[%eval -6,18] [%emt
>
>0:02:19]} Nf8 {
>[%eval 5,17] [%emt 0:00:06]} 16. Nb3 {[%eval 2,17] [%emt
>
>0:02:51]} Qc7 {
>[%eval 5,15] [%emt 0:00:31]} 17. f4 {[%eval 0,18] [%emt
>
>0:01:46]} Bd7 {
>[%eval -16,15] [%emt 0:02:08]} 18. Bd3 {[%eval 22,16] [%emt
>
>0:02:40]} Bc6 {
>[%eval 2,16] [%emt 0:02:59]} 19. Qf3 {[%eval 24,17] [%emt
>
>0:03:03]} Re8 {
>[%eval 25,17] [%emt 0:03:51]} 20. Rbd1 {[%eval 31,16] [%emt
>
>0:01:36]} a6 {
>[%eval 4,16] [%emt 0:02:34]} 21. Re2 {[%eval 15,15] [%emt
>
>0:01:31]} exf4 {
>[%eval -7,16] [%emt 0:01:06]} 22. Qxf4 {[%eval 25,17] [%emt
>
>0:01:57]} Ng6 {
>Ares01 reconnected. [%eval -6,17] [%emt 0:00:00]} 23. Qf3 {
>[%eval 28,18] [%emt 0:01:49]} Ne5 {[%eval -5,15] [%emt
>
>0:01:36]} 24. Qf2 {
>[%eval 28,18] [%emt 0:01:36]} Bd7 {[%eval 0,15] [%emt 0:00:23]}
>
>25. Rf1 {
>[%eval 22,17] [%emt 0:02:09]} Bd8 {[%eval 5,16] [%emt 0:00:15]}
>
>26. Nd4 {
>[%eval 20,16] [%emt 0:04:07]} Qb6 {[%eval 1,17] [%emt 0:01:59]}
>
>27. b3 {
>[%eval 26,16] [%emt 0:01:20]} Qa5 {[%eval -58,16] [%emt
>
>0:01:27]} 28. Nd5 {
>[%eval 21,17] [%emt 0:00:52]} Nxd5 {[%eval -12,15] [%emt
>
>0:02:12]} 29. exd5 {
>[%eval 13,18] [%emt 0:00:01]} Qxd5 {[%eval 7,16] [%emt
>
>0:03:19]} 30. Bf5 {
>[%eval 16,17] [%emt 0:01:23]} Bf6 {[%eval 7,16] [%emt 0:01:54]}
>
>31. Rd2 {
>[%eval 20,16] [%emt 0:01:13]} Bc6 {[%eval -10,16] [%emt
>
>0:00:26]} 32. c4 {
>[%eval 33,17] [%emt 0:01:19]} Qa5 {[%eval -3,17] [%emt
>
>0:01:41]} 33. Bc2 {
>[%eval 48,18] [%emt 0:00:00]} Qxa3 {[%eval 1,16] [%emt
>
>0:01:39]} 34. Bxh6 {
>[%eval 68,16] [%emt 0:01:17]} Qc5 {[%eval 0,16] [%emt 0:00:00]}
>
>35. b4 {
>[%eval 50,16] [%emt 0:01:38]} Qxb4 {[%eval 79,16] [%emt
>
>0:07:18]} 36. Qg3 {
>[%eval 105,16] [%emt 0:01:46]} Bf3 {[%eval 71,15] [%emt
>
>0:00:00]} 37. gxf3 {
>[%eval 107,17] [%emt 0:02:18]} Qxc4 {[%eval 65,15] [%emt
>
>0:02:12]} 38. Bb3 {
>[%eval 199,17] [%emt 0:01:24]} Qc5 {[%eval 110,15] [%emt
>
>0:01:08]} 39. Kh1 {
>[%eval 249,17] [%emt 0:00:14]} g6 {[%eval 161,16] [%emt
>
>0:01:45]} 40. Nf5 {
>[%eval 288,17] [%emt 0:00:01]} Rad8 {[%eval 154,13] [%emt
>
>0:00:27]} 41. Bd5 {
>[%eval 358,16] [%emt 0:01:03]} Qb5 {[%eval 207,12] [%emt
>
>0:00:50]} 42. Rfd1 {
>[%eval 448,17] [%emt 0:01:11]} Qd7 {[%eval 579,16] [%emt
>
>0:04:50]} 43. Nxd6 {
>[%eval 514,20] [%emt 0:00:02]} Kh7 {[%eval 645,16] [%emt
>
>0:01:50]} 44. Nxf7 {
>[%eval 522,20] [%emt 0:00:01]} Qf5 {[%eval 645,15] [%emt
>
>0:00:33]} 45. Nxd8 {
>[%eval 543,19] [%emt 0:02:33]} Kxh6 {[%eval 623,19] [%emt
>
>0:00:00]} 46. Nxb7 {
>[%eval 575,18] [%emt 0:01:05]} Qg5 {[%eval 644,18] [%emt
>
>0:00:00]} 47. Qf2 {
>[%eval 608,18] [%emt 0:01:25]} Qh5 {[%eval 621,15] [%emt
>
>0:00:48]} 48. Nd6 {
>[%eval 602,18] [%emt 0:00:48]} Rd8 {[%eval 607,13] [%emt
>
>0:00:12]} 49. Qe3+ {
>[%eval 705,16] [%emt 0:01:13]} Kg7 {[%eval 662,16] [%emt
>
>0:00:00]} 50. Qa7+ {
>[%eval 720,16] [%emt 0:01:12]} Kh6 {[%eval 619,15] [%emt
>
>0:00:53]} 51. Be4 {
>[%eval 720,17] [%emt 0:00:57]} Rxd6 {[%eval 758,13] [%emt
>
>0:02:41]} 52. Rxd6 {
>[%eval 810,17] [%emt 0:00:00]} Qxh3+ {[%eval 805,15] [%emt
>
>0:00:46]} 53. Kg1 {
>[%eval 842,17] [%emt 0:00:03]} Nxf3+ {[%eval 831,15] [%emt
>
>0:01:55]} 54. Bxf3 {
>Tsteng,Deep Shredder 9 UCI abandonne  (Lag: Av=1.05s, max=7.1s)
>
>[%eval 1120,
>15] [%emt 0:00:44]} 1-0
>
> Eelco
>
>I couldn't resist posting this result, the first testposition tried:
>
>Pro Deo 1.1 Betazoid T9i2 met
>[Pruning = MISC_58]             * Recalculate passed pawns
>[M58_Table = normal]            * normal|midg|endg|strong
>en
>[Pruning = MISC_38]             * New capture extension
>
>after 34..Qc5:
>
>00:00:00.2	0,08	1	1461	Be3
>00:00:00.2	-0,10	2	1814	Be3 Ng6 Nxc6 Rxe3
>00:00:00.2	0,08	2	2890	Nxc6 bxc6 Qxc5 dxc5
>00:00:00.2	-0,46	3	6067	Nxc6 Nxc6 Qxc5 dxc5 Bf4
>
>Bd4+
>00:00:00.2	-0,46	3	7407	Be3
>00:00:00.2	0,22	3	7604	Be3 Ng6 Ne6
>00:00:00.2	0,28	4	14264	Be3 Qb4 Nxc6 bxc6 Qg3
>00:00:00.2	-0,01	5	26676	Be3 Ng6 Nxc6 Rxe3 b4
>00:00:00.3	0,08	6	105065	Be3 Qa3 Nxc6 bxc6 c5 d5
>
>Qg3
>00:00:00.6	0,23	7	372556	Be3 Qa3 Nf5 Rad8 Nh6+
>
>Kf8 Qg3
>00:00:01.0	0,29	8	884805	Be3 Qb4 Nxc6 bxc6 Qg3
>
>Kf8 Rxf6 gxf6 Bh6+ Ke7 Bf5 Qc5+
>00:00:02.5	0,27	9	2701434	Be3 Qb4 Nf5 Rad8 Bb6
>
>Rd7 Rfd1 Re6 Ng3
>00:00:06.2	0,25	10	7265663	Be3 Qb4 Nf5 Rad8 Rfd1
>
>Re6 Qf4 b6 Be4 Qxb3
>00:00:17.9	0,19	11	22891199	Be3 Qb4 Nf5
>
>Rad8 c5 d5 Nd6 Re6 Bd4 Ng6 Bxg6 fxg6
>00:01:13.1	0,29	12	93190519	Be3 Qb4 Rdd1
>
>Rab8 Qg3 Nd7
>00:01:58.1 (!!)	0,33	12	151692980	b4 Qb6 Kh1 Nd7
>
>Qf5
>00:03:14.3	0,33	13	254025061	b4 Qb6 Kh1 Nd7
>
>Qf5
>00:09:55.0	0,41	14	777175291	b4 Qb6 c5 dxc5
>
>Qg3
>00:39:51.6	0,61	15	3090193648	b4 Qb6 Kh1 Qd8
>
>Qg3


Fritz 8......finds Kh1 in 40 sec.

Ruffian 1.0.1.............just 10 sec.

P3-850

Nice move!

regards
Rob



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Last modified: Thu, 15 Apr 21 08:11:13 -0700

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