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Subject: Re: Test position (AT 2004)

Author: John Merlino

Date: 11:13:58 09/11/04

Go up one level in this thread


On September 11, 2004 at 13:24:48, Kurt Utzinger wrote:

>A further example of our running AT 2004 (90m+30s) tournament
>look at [http://www.utzingerk.com/at_2004.htm] where Black
>(SmarThink 0.17a) made a losing move in round 2.5
>
>Aristarch 4.50 vs SmarThink 0.17.a
>To avoid move 14...Nf4?
>[D]rn2k2r/pb3pb1/2p1p2p/1p5n/2pPP1Nq/P1N5/1P2BPPB/R2QK2R b KQkq - 0 14
>
>
>[Event "AT 2004  Ath 1.3/64  90m+30s"]
>[Site "Zurich"]
>[Date "2004.08.01"]
>[Round "2.5"]
>[White "Aristarch 4.50"]
>[Black "SmarThink 0.17a"]
>[Result "1-0"]
>[ECO "D43"]
>[Annotator "Utzinger,K"]
>[PlyCount "89"]
>
>1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4 dxc4 7. e4 g5 8. Bg3 b5
>9. Be2 Bb7 {Both last book move; Beide letzter Buchzug} 10. a3 Bg7 11. h4 g4
>12. Ne5 Nh5 13. Bh2 Qxh4 14. Nxg4 Nf4 {Which programs do avoid this losing
>move; Welche Programme vermeiden diesen Verlustzug} 15. g3 {
>Winning a piece; Gewinnt eine Figur} 15... Ng2+ 16. Kf1 Qh3 17. Kg1 {Black's kn
>ight can no longer escape and will go lost after Bf1; Der schwarze Springer
>ist gefangen und wird nach Lf1 verloren gehen} 17... h5 18. Ne5 f6 19. Nf3 Nd7
>20. Bf1 Qg4 21. Bxg2 O-O-O 22. Nh4 Bf8 23. Qf1 Kb8 24. Bh3 Qg8 25. a4 b4 26.
>Ne2 Bh6 27. Qe1 a5 28. Qd1 c5 29. Qc2 Nb6 30. Rd1 Qh7 31. Bg2 b3 32. Qc3 Nxa4
>33. Qxa5 Nxb2 34. Ra1 Nd3 35. d5 Kc8 36. Qb5 exd5 37. Bh3+ Kb8 38. Qb6 b2 39.
>Ra2 b1=Q+ 40. Qxb1 d4 41. Qb6 Rde8 42. Bf5 Qg7 43. Ra5 Rc8 44. Qa7+ Kc7 45. Rb5
>1-0

CM9_SKR on a P4-2.4 avoids Nf4 in two seconds. Eventually, though, the eval
favors White anyway....

Time	Depth	Score	Positions	Moves
0:00	1/6	0.17	73053		14...Nd7 15.O-O O-O-O 16.Qd2 Qg5
					17.Ne3
0:00	1/6	-0.09	101134		14...Nf4 15.g3 Ng2+ 16.Kf1 Qh3
					17.Kg1 Nd7
0:01	1/7	0.24	142872		14...Nf4 15.g3 Ng2+ 16.Kf1 Qh3
					17.Kg1 Nd7 18.Bf3
0:02	1/7	-0.01	276848		14...Nd7 15.Ne3 Nhf6 16.Qc2 Rd8
					17.a4 Nb6
0:04	1/8	0.00	576049		14...Nd7 15.Ne3 Nhf6 16.Bf3 a6
					17.g4 c5 18.Bf4
0:13	1/9	-0.07	1896446		14...Nd7 15.Ne3 Nhf6 16.Bf3 O-O-O
					17.O-O h5 18.Qd2 Ng4
0:22	2/10	0.28	3362740		14...Nd7 15.Ne3 Nhf6 16.g3 Qg5
					17.e5 Nd5 18.Ne4 Nxe3 19.Nd6+ Kf8
					20.fxe3
1:24	2/11	0.97	13088016	14...Nd7 15.Ne3 Nhf6 16.g3 Qg5
					17.e5 c5 18.exf6 Nxf6 19.Bf3 O-O-O
					20.Nxb5 cxd4
1:56	2/11	0.67	18152091	14...Rg8 15.e5 Nd7 16.Ne4 O-O-O
					17.Nd6+ Kb8 18.Nxf7 Nf4 19.g3 Ng2+
					20.Kd2 c3+ 21.bxc3
4:08	2/11	0.50	38500521	14...Na6 15.Ne3 Nf6 16.g3 Qg5 17.e5
					Nd5 18.Ne4 Qe7 19.Nd6+ Kf8 20.Qd2
4:27	2/11	0.38	41648306	14...Nf6 15.Nxf6+ Bxf6 16.Bf3 Nd7
					17.e5 Be7 18.O-O O-O-O 19.Bg3 Qg5
					20.Re1
6:40	2/12	0.45	62761848	14...Nf6 15.Nxf6+ Bxf6 16.O-O Nd7
					17.e5 Bg7 18.Bg3 Qe7 19.Ne4 O-O
					20.Nd6 Nb6

jm



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