Some handicap results and conclusions.

Discussion of computer chess matches and engine tournaments.

Moderator: Ras

Lyudmil Tsvetkov
Posts: 6052
Joined: Tue Jun 12, 2012 12:41 pm

Re: Some handicap results and conclusions.

Post by Lyudmil Tsvetkov »

well, it took me quite some games, until I won my first one, but then, when you learn how to play it, it gets easier and wins are generally possible with good concentration and a bit more time.

draws are no problem, but if you are not very careful, a single more tempo lost might lose you the game. don't ask me how many of those I lost, before getting into the rut of it.

[pgn][Event "Blitz 1m"]
[Site "Microsoft"]
[Date "2017.08.26"]
[Round "?"]
[White "Stockfish 8 64 POPCNT"]
[Black "Lyudmil Tsvetkov, owner"]
[Result "0-1"]
[Annotator "owner"]
[SetUp "1"]
[FEN "rnbqkbnr/pppppppp/8/8/3PP3/4BN2/PPP2PPP/R2QKB1R w KQkq - 0 1"]
[PlyCount "130"]
[EventDate "2017.??.??"]
[TimeControl "60"]

{512MB, OWNER-PC} 1. Bd3 {-2.14/18 6} d6 {6} 2. O-O {-2.16/15 4} e6 {1} 3. c4 {
-2.02/16 1} Nf6 {5} 4. Qc2 {-2.21/15 2} Be7 {2} 5. e5 {-2.09/18 1} Ng4 {7} 6.
Bd2 {-2.12/17 1} h5 {8} 7. h3 {-2.01/16 1} Nh6 {3} 8. Rae1 {-1.74/16 2} d5 {20}
9. cxd5 {-2.11/14 1} exd5 {1} 10. Bb5+ {-2.29/19 5} c6 {2} 11. Bd3 {-2.24/21 0}
Be6 {12} 12. Qb3 {-2.56/23 0} Qb6 {3} 13. Qc2 {-2.59/21 0} Nd7 {0} 14. Re2 {-2.
54/17 3} a5 {0} 15. Rc1 {-2.54/16 2} a4 {10} 16. Be3 {-2.75/16 1} Kd8 {0} 17.
Ng5 {-2.65/17 1} Bxg5 {8} 18. Bxg5+ {-2.89/23 0} Kc7 {20} 19. Qc3 {-2.43/17 1}
Nf5 {26} 20. Bxf5 {-2.70/26 0} Bxf5 {1} 21. Qa3 {-2.75/22 0} Be6 {0} 22. Rd2 {
-2.59/21 2} Kc8 {0} 23. Qe7 {-2.67/17 1} Qd8 {29} 24. Qxd8+ {-2.36/17 1} Rxd8 {
1} 25. Bxd8 {-2.43/20 0} Kxd8 {1} 26. Rd3 {-2.43/20 0} Nb6 {0} 27. g4 {-2.36/
16 1} hxg4 {5} 28. hxg4 {-2.72/22 2} Bxg4 {20} 29. Rg3 {-2.91/29 0} Bf5 {0} 30.
Rxg7 {-2.95/27 5} Ke7 {13} 31. Rg5 {-3.03/27 0} Be4 {0} 32. Rg3 {-3.25/23 1}
Nc4 {18} 33. f3 {-3.37/30 0} Bd3 {0} 34. Rg2 {-2.85/19 1} Ne3 {15} 35. Rh2 {-3.
43/27 0} Nf5 {8} 36. Rd2 {-3.87/25 0} Bc4 {4} 37. b3 {-3.68/23 1} Bb5 {16} 38.
bxa4 {-3.97/18 0} Rxa4 {2} 39. Rcd1 {-4.30/21 0} Ra3 {0} 40. Rb2 {-4.27/21 1}
Nh4 {11} 41. f4 {-4.13/16 0} Ke6 {0} 42. Rf2 {-4.31/15 0} Kf5 {2} 43. Kh2 {-4.
69/19 0} Ng6 {16} 44. Rg1 {-3.15/17 0} Nxf4 {4} 45. Rg3 {-3.51/24 0} Ra4 {0}
46. Rgf3 {-2.55/19 0} Rxd4 {2} 47. Kg3 {-3.06/25 0} Kxe5 {8} 48. Rxf4 {-4.13/
29 0} Rxf4 {2} 49. Rxf4 {-4.41/26 0} f5 {0} 50. Rb4 {-4.74/25 3} d4 {9} 51. Kf3
{-5.93/29 0} d3 {1} 52. Ke3 {-2.15/20 0} Ba6 {0} 53. a3 {-2.06/25 0} c5 {1} 54.
Rh4 {-3.13/25 0} c4 {4} 55. Kd2 {-3.51/27 0} f4 {2} 56. Rh7 {-1.72/21 0} Ke4 {4
} 57. Re7+ {-2.40/24 1} Kf3 {1} 58. Re5 {-2.61/27 0} Kf2 {6} 59. a4 {-3.37/28 0
} f3 {3} 60. Re7 {-4.10/27 0} Kf1 {0} 61. Kc3 {-5.08/19 0} f2 {3} 62. Rf7 {-6.
33/27 0} Kg2 {0} 63. Rg7+ {-7.00/25 0} Kh3 {1} 64. Rf7 {-7.66/30 0} d2 {0} 65.
Kxd2 {-41.33/21 0} f1=Q {9} 0-1

[/pgn]
Lyudmil Tsvetkov
Posts: 6052
Joined: Tue Jun 12, 2012 12:41 pm

Re: Some handicap results and conclusions.

Post by Lyudmil Tsvetkov »

one more interesting one with this position:

[pgn][Event "Blitz 1m"]
[Site "Microsoft"]
[Date "2017.08.26"]
[Round "?"]
[White "Stockfish 8 64 POPCNT"]
[Black "Lyudmil Tsvetkov, owner"]
[Result "0-1"]
[Annotator "owner"]
[SetUp "1"]
[FEN "rnbqkbnr/pppppppp/8/8/3PP3/4BN2/PPP2PPP/R2QKB1R w KQkq - 0 1"]
[PlyCount "116"]
[EventDate "2017.??.??"]
[TimeControl "60"]

{512MB, OWNER-PC} 1. Bd3 {-2.14/18 6} d6 {7} 2. O-O {-2.16/15 4} e6 {13} 3. c4
{-1.86/15 1} c5 {26} 4. d5 {-2.29/16 4} e5 {3} 5. b4 {-2.38/15 1} b6 {0} 6.
Qa4+ {-2.45/16 2} Bd7 {31} 7. Qb3 {-2.19/17 1} Na6 {0} 8. b5 {-2.33/19 1} Nc7 {
8} 9. a4 {-2.42/24 0} a5 {6} 10. Nd2 {-2.55/23 0} Nf6 {37} 11. Be2 {-2.85/28 0}
Be7 {4} 12. f4 {-2.85/23 1} Ng4 {0} 13. Bxg4 {-2.67/21 1} Bxg4 {1} 14. h3 {-2.
75/22 0} Bd7 {6} 15. Nf3 {-2.70/24 1} exf4 {0} 16. Bxf4 {-2.48/18 1} f6 {2} 17.
Bd2 {-2.57/22 3} O-O {3} 18. Qd3 {-2.76/23 0} Be8 {24} 19. Nh4 {-2.25/17 1} Bg6
{11} 20. Rae1 {-2.22/19 1} Qd7 {0} 21. Bc3 {-2.34/22 5} Rae8 {15} 22. Qg3 {-2.
02/18 0} Bd8 {21} 23. Nxg6 {-1.39/20 1} hxg6 {1} 24. Qxg6 {-1.18/22 0} Qf7 {3}
25. Qg3 {-0.49/19 1} Re5 {14} 26. Bxe5 {-0.23/17 1} dxe5 {1} 27. Qd3 {-0.39/17
0} Ne8 {0} 28. d6 {-0.87/22 2} g5 {7} 29. d7 {-0.85/17 0} Ng7 {2} 30. Rf2 {-1.
39/21 2} Ne6 {12} 31. Qd5 {-2.10/24 0} Nd4 {5} 32. g3 {-2.08/24 0} Qxd5 {10}
33. exd5 {-2.33/28 0} Rf7 {0} 34. Kg2 {-2.74/21 1} Rxd7 {3} 35. Kg1 {-2.81/27 0
} Rh7 {11} 36. Kg2 {-2.96/24 1} Rh6 {14} 37. Rff1 {-2.81/20 1} Bc7 {9} 38. Re3
{-3.14/20 1} Bd6 {4} 39. h4 {-3.44/21 1} g4 {0} 40. Kf2 {-4.23/20 3} f5 {10}
41. Rfe1 {-4.92/19 0} Nf3 {3} 42. Rxf3 {-4.48/17 0} gxf3 {4} 43. Kxf3 {-6.06/
26 0} e4+ {4} 44. Kf2 {-6.45/27 0} Kf7 {4} 45. Rg1 {-6.79/25 0} Kf6 {7} 46. Rh1
{-7.40/26 0} f4 {0} 47. gxf4 {-4.92/18 0} Bxf4 {1} 48. h5 {-5.26/21 0} Ke5 {2}
49. Ke2 {-6.07/25 1} Kd4 {8} 50. Rf1 {-7.14/28 0} Bg5 {0} 51. Rg1 {-6.00/19 1}
Rxh5 {3} 52. d6 {-7.30/25 0} Rh2+ {3} 53. Kf1 {-8.28/26 0} Bh4 {15} 54. Rg4 {
-8.05/18 0} Kd3 {0} 55. Kg1 {-3.60/19 0} e3 {26} 56. Kxh2 {-8.67/20 0} e2 {1}
57. Rxh4 {-10.36/23 1} e1=Q {3} 58. Rg4 {-12.79/22 0} Qe5+ {11} 0-1

[/pgn]

I am not posting my lost games, as, if I have to do it, I will have to open another very long thread.

overall I think quite difficult position, doable with preparation, maybe a good test for a strong GM.