Author: Robert Hyatt
Date: 11:08:49 04/04/04
Go up one level in this thread
On April 04, 2004 at 08:52:41, Eduard Nemeth wrote:
>Endgame Testpostition
>
>The Game:
>
>[Event "4NCL West Bromwich ENG"]
>[Site "?"]
>[Date "2004.??.??"]
>[Round "5"]
>[White "Collinson, A."]
>[Black "King, D."]
>[Result "0-1"]
>[ECO "B50"]
>[WhiteElo "2390"]
>[BlackElo "2495"]
>[PlyCount "105"]
>[EventDate "2004.??.??"]
>
>1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Nc6 5. Bc2 Bg4 6. d3 e6 7. Nbd2 Be7 8. h3
>Bh5 9. Nf1 d5 10. Ng3 Bg6 11. Qe2 Qc7 12. Bg5 O-O-O 13. e5 Nh5 14. Bxe7 Qxe7
>15. Nxh5 Bxh5 16. g4 Bg6 17. O-O-O d4 18. c4 h5 19. a3 Qc7 20. Rde1 hxg4 21.
>hxg4 Rxh1 22. Rxh1 a6 23. Ba4 Ne7 24. Nd2 b5 25. Bc2 Qb7 26. Rh2 Kc7 27. f4 Rb8
>28. Qf3 Qxf3 29. Nxf3 Nc6 30. b3 Rf8 31. Nh4 Rh8 32. Kd2 f6 33. exf6 gxf6 34.
>Nf3 Rxh2+ 35. Nxh2 b4 36. a4 f5 37. Bd1 Kd6 38. Nf1 e5 39. gxf5 Bxf5 40. Ng3
>Ke6 41. Bf3 Na5 42. Bd5+ Kf6 43. fxe5+ Kxe5 44. Kc2 Kf4 45. Nxf5 Kxf5 46. Be4+
>Kf4 47. Bg2 Ke3 48. Be4 Ke2 49. Bg2 Nxb3 50. Bb7 Na1+ 51. Kb2 a5 52. Be4 Kd2
>53. Kxa1 0-1
>
>After move 49 white:
>
>Collinson,A - King,D
>
>
>[D]8/8/p7/n1p5/PpPp4/1P1P4/2K1k1B1/8 b - - 0 1
>
>Nxb3!
>
>Great move by D. King.
>
> Eduard.
I don't believe this is a tough computer position. crafty finds this and sticks
with it after .12 seconds...
(this on my 750mhz laptop)
depth time score variation (1)
1 0.00 -1.32 1. ... Nxb3
1-> 0.00 -1.32 1. ... Nxb3
2 0.00 -1 1. ... Nxb3
2 0.00 -0.87 1. ... Nxb3 2. Bf1+ Kxf1 3. Kxb3
2-> 0.00 -0.87 1. ... Nxb3 2. Bf1+ Kxf1 3. Kxb3
3 0.00 -0.87 1. ... Nxb3 2. Bf1+ Kxf1 3. Kxb3
3-> 0.00 -0.87 1. ... Nxb3 2. Bf1+ Kxf1 3. Kxb3
4 0.00 -1.17 1. ... Nxb3 2. Bf1+ Kxf1 3. Kxb3 Ke2
4-> 0.00 -1.17 1. ... Nxb3 2. Bf1+ Kxf1 3. Kxb3 Ke2
5 0.00 -1.29 1. ... Nxb3 2. Kxb3 Kxd3 3. Bd5 Kd2
5-> 0.00 -1.29 1. ... Nxb3 2. Kxb3 Kxd3 3. Bd5 Kd2
6 0.00 -1.25 1. ... Nxb3 2. Kxb3 Kxd3 3. Bb7 a5
4. Bd5
6-> 0.01 -1.25 1. ... Nxb3 2. Kxb3 Kxd3 3. Bb7 a5
4. Bd5
7 0.01 -1.31 1. ... Nxb3 2. Kxb3 Kxd3 3. Bb7 a5
4. Bf3 Ke3
7-> 0.01 -1.31 1. ... Nxb3 2. Kxb3 Kxd3 3. Bb7 a5
4. Bf3 Ke3
8 0.01 -1 1. ... Nxb3
8 0.01 1.97 1. ... Nxb3 2. Kxb3 a5 3. Be4 Ke3 4.
Bh7 Kd2 5. Be4
8 0.02 0.17 1. ... Ke3 2. Be4 Kf2 3. Kb2 Ke2 4.
Ka2 Kd2 5. Kb2
8-> 0.05 0.17 1. ... Ke3 2. Be4 Kf2 3. Kb2 Ke2 4.
Ka2 Kd2 5. Kb2
9 0.06 0.27 1. ... Ke3 2. Be4 Kf2 3. Kb2 Ke2 4.
Ka2 Kd2 5. Kb2 Ke3
9 0.09 +1 1. ... Nxb3!!
9 0.10 +3 1. ... Nxb3!!
9 0.12 -1.73 1. ... Nxb3 2. Kxb3 Kxd3 3. Bh3 Ke3
4. Bf5 d3 5. Bxd3 Kxd3
9-> 0.12 -1.73 1. ... Nxb3 2. Kxb3 Kxd3 3. Bh3 Ke3
4. Bf5 d3 5. Bxd3 Kxd3
10 0.16 -1.70 1. ... Nxb3 2. Kxb3 Kxd3 3. Bh3 Ke3
4. Bf5 d3 5. Bxd3 Kxd3 6. a5 <HT>
10-> 0.18 -1.70 1. ... Nxb3 2. Kxb3 Kxd3 3. Bh3 Ke3
4. Bf5 d3 5. Bxd3 Kxd3 6. a5 <HT>
11 0.25 -1.70 1. ... Nxb3 2. Kxb3 Kxd3 3. Bh3 Ke3
4. Bf5 d3 5. Bxd3 Kxd3 6. a5 Kd4
11-> 0.28 -1.70 1. ... Nxb3 2. Kxb3 Kxd3 3. Bh3 Ke3
4. Bf5 d3 5. Bxd3 Kxd3 6. a5 Kd4
12 0.53 +1 1. ... Nxb3!!
12 0.56 -1.70 1. ... Nxb3 2. Kxb3 Kxd3 3. a5 Ke2
4. Be4 d3 5. Bxd3+ Kxd3 6. Ka4 Kd2
7. Kb3 Kd3
12-> 0.61 -1.70 1. ... Nxb3 2. Kxb3 Kxd3 3. a5 Ke2
4. Be4 d3 5. Bxd3+ Kxd3 6. Ka4 Kd2
7. Kb3 Kd3
13 0.81 +1 1. ... Nxb3!!
13 1.27 -2.70 1. ... Nxb3 2. Kxb3 Kxd3 3. a5 Ke2
4. Be4 d3 5. Bg6 d2 6. Bh5+ Ke1 7.
Bf3 Kf2 8. Bd1 Ke1 <HT>
13-> 1.31 -2.70 1. ... Nxb3 2. Kxb3 Kxd3 3. a5 Ke2
4. Be4 d3 5. Bg6 d2 6. Bh5+ Ke1 7.
Bf3 Kf2 8. Bd1 Ke1 <HT>
14 1.86 -2.48 1. ... Nxb3 2. Kxb3 Kxd3 3. a5 Ke2
4. Be4 d3 5. Bg6 Ke3 6. Bh5 Kf2 7.
Bd1 Ke3 8. Bg4
14-> 1.93 -2.48 1. ... Nxb3 2. Kxb3 Kxd3 3. a5 Ke2
4. Be4 d3 5. Bg6 Ke3 6. Bh5 Kf2 7.
Bd1 Ke3 8. Bg4
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