Dirty 29 Jan 2010 released

[Andres Valverde]

Hi folks,

Not intensively tested, but new Fonzy's investigations in search look fine. No changes in eval.

http://www.dirtychess.com

Cheers, Andrés Valverde

[Graham Banks]

Thanks Andres and Pradu.

[Andres Valverde]

Thanks Andres and Pradu.

the changes in this version are 100% done by fonzy, so thanks to him

[Graham Banks]

Thanks Andres and Pradu.

the changes in this version are 100% done by fonzy, so thanks to him

Thanks Fonzy.

[F. Bluemers]

Thanks Andres and Pradu.

the changes in this version are 100% done by fonzy, so thanks to him

Thanks Fonzy.

welcome,but the pleasure was all mine.
Pradu and Andres did the real hard work before i lay my dirty hands on it

[P. Villanueva]

Congrats to all the authors!.
Just a blitz test game:

[Event "Computer chess game"]
[Site "PORTATIL"]
[Date "2010.01.30"]
[Round "?"]
[White "Rybka v2.2n2.mp.w32"]
[Black "Dirty"]
[Result "1/2-1/2"]
[ECO "C10"]
[Opening "French"]
[Time "21:51:27"]
[Variation "Rubinstein, Capablanca, 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Ne5"]
[TimeControl "60+1"]
[Termination "normal"]
[PlyCount "91"]
[WhiteType "program"]
[BlackType "program"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 h6 7. Nxf6+
Nxf6 8. Bd2 {(Bg5d2 c7c5 Bd2c3 Nf6e4 Nf3e5 Ne4xc3 b2xc3 Qd8a5) +0.13/10 3}
c5 9. Bc3 {(Bd2c3 Nf6d5 Qd1d2 Nd5xc3 Qd2xc3 c5xd4 Nf3xd4 Bc8d7 OOO)
+0.06/10 3} Ne4 {(Ne4 Bb5+ Bd7 Bxd7+ Qxd7 Qd3 Nxc3 Qxc3 cxd4 Qxd4 Qxd4
Nxd4) +0.02/10 3} 10. Bb5+ {(Bf1b5+ Bc8d7 Bb5xd7+ Qd8xd7 Qd1d3 Ne4xc3 b2xc3
c5xd4 c3xd4 Bf8d6 OO OO) +0.05/10 1} Bd7 {(Bd7 Bxd7+ Qxd7 Ne5 Qd5 O-O Nxc3
bxc3 Bd6 f4 O-O Qd3) +0.26/11 3} 11. Qe2 {(Qd1e2 Bd7xb5 Qe2xb5+ Qd8d7
Qb5xd7+) +0.10/12 2} Bxb5 {(Bxb5 Qxb5+ Qd7 Qd3 Nxc3 bxc3 O-O-O O-O Bd6 Rab1
g6 Rfe1 Kb8) +0.17/11 3} 12. Qxb5+ {(Qe2xb5+ Qd8d7 Qb5xd7+) +0.09/11 0} Qd7
{(Qd7 Qd3 Nxc3 Qxc3 cxd4 Nxd4 Rc8 Qe3 Bd6 O-O-O O-O Kb1) +0.03/12 2} 13.
Qxd7+ {(Qb5xd7+ Ke8xd7 Ra1d1 Kd7c7 Nf3e5 f7f6 Ne5g6 Rh8g8 Bc3a5+ b7b6 f2f3)
+0.04/11 1} Kxd7 14. Rd1 {(Ra1d1 Kd7c7 Rd1d3 c5c4 Rd3e3 Ne4xc3 b2xc3 Bf8d6
Nf3e5 Bd6xe5) +0.03/12 4} Nxc3 {(Nxc3 bxc3 Kc7 Ne5 f6 Ng6 Rg8 Nxf8 Rgxf8
dxc5) +0.20/10 2} 15. bxc3 {(b2xc3 Kd7e8 Ke1e2 c5xd4 c3xd4 b7b5 Ke2d3 b5b4
Rd1c1 Bf8d6) +0.09/12 1} Kc7 {(Kc7 Ne5 f6 Ng6 Rg8 Nxf8 Rgxf8 dxc5 Kc6 Rd6+
Kxc5 Rxe6) +0.13/11 2} 16. Ne5 {(Nf3e5 f7f6 Ne5g6 Rh8g8 Ke1e2 Bf8d6 Rd1b1
c5xd4) 0.00/11 1} f6 {(f6 Ng6 Rg8 Nxf8 Raxf8 dxc5 Kc6 Ke2 Rd8 Rxd8 Rxd8 Rb1
e5) +0.41/13 2} 17. Ng6 {(Ne5g6 Rh8g8 Ke1e2 Bf8d6 Ke2f3 c5xd4 c3xd4 b7b5
Rh1e1 Kc7d7) 0.00/12 1} Rg8 {(Rg8 Kd2 Bd6 Rhe1 Kd7 f4 Rab8 Re3 b5 Rde1 Rge8
Kd3) +0.42/12 2} 18. Ke2 {(Ke1e2 Bf8d6 Ke2f3 c5xd4 c3xd4 b7b5 Rh1e1 Kc7d7
Ng6e5+) 0.00/12 2} Bd6 {(Bd6 Rhe1 Rge8 Kf3 Rac8 Nf4 Bxf4 Kxf4 g5+ Ke4 Kd6)
+0.39/10 2} 19. Rhe1 {(Rh1e1 c5xd4 c3xd4 b7b5 Ke2f3 Rg8e8 Rd1b1 Kc7c6 c2c3
Ra8c8) 0.00/11 5} Rgc8 {(Rgc8 dxc5 Bxc5 Nf4 Re8 Kf3 e5 Nd5+ Kc6 Nb4+ Kb6
Rd7) +0.38/10 2} 20. dxc5 {(d4xc5 Bd6xc5 Ng6f4 Rc8e8 Ke2f3 e6e5 Nf4d5+
Kc7c6 Nd5b4+ Kc6b5 Rd1b1) 0.00/12 4} Bxc5 {(Bxc5 Nf4 Re8 Kf3 e5 Nd5+ Kc8
Rd2 f5 Ne3 g6 Rb1 e4+ Ke2 Re6) +0.21/13 2} 21. Nf4 {(Ng6f4 Rc8e8 Ke2f3 e6e5
Nf4d5+ Kc7c6 Nd5b4+ Kc6b5 Rd1b1 Bc5d6 Nb4d3+ Kb5c6) -0.05/12 1} Re8 {(Re8
Kf3 e5 Nd5+ Kc8 Nf4 g5 Nd3 Bb6 c4 Kc7 c5 Ba5) +0.15/12 2} 22. Kf3 {(Ke2f3
e6e5 Nf4d3 Bc5d6 Re1e4 Kc7b6 Rd1b1+ Kb6c6 Nd3b4+ Kc6d7) -0.07/11 1} e5 {(e5
Nd5+ Kc8 Re4 f5 Rc4 b6 Ke2 e4 Ne3 g6 Rd6 Rd8) +0.28/12 2} 23. Nd5+ {(Nf4d5+
Kc7c6 Nd5b4+ Kc6b5 Rd1b1 Bc5d6 Nb4d3+) -0.16/10 1} Kc8 {(Kc8 Re4 f5 Rc4 b6
Ne3 Rf8 Ke2 Kc7 Nd5+ Kb7 Ne3 Rf7) +0.26/12 2} 24. Re4 {(Re1e4 b7b5 Nd5e3
Bc5xe3 Kf3xe3 Kc8c7 Re4g4 Re8e7) +0.07/10 4} f5 {(f5 Rc4 b6 Ne3 Rf8 Ke2 Kc7
Nd5+ Kb7 Ne3 Rf7 f3 Rc8) +0.43/12 2} 25. Rc4 {(Re4c4 b7b6 Nd5e3 Re8f8 Rd1d5
e5e4+ Kf3e2) +0.11/9 0} b6 {(b6 Ne3 Rf8 Ke2 Kc7 Nd5+ Kc6 Ne3 b5 Rh4 Rfd8
Rxd8) +0.43/11 2} 26. a4 {(a2a4 Kc8b7 Nd5e3 e5e4+) 0.00/10 3} Kb7 {(Kb7 Ne3
f4 Nf5 Rad8 Rd3 g6 Nxh6 Rf8 Ke4 Bxf2) +0.70/11 2} 27. Ne3 {(Nd5e3 e5e4+)
-0.22/11 1} e4+ {(e4+ Ke2 g6 Rd7+ Ka6 g4 f4 Nd1 Red8 Rxd8 f3+ Ke1 Rxd8
Rxe4) +0.63/11 2} 28. Ke2 {(Kf3e2 g7g6 Rd1d7+ Kb7c6 Rd7f7 Re8e6 h2h4 a7a6
h4h5 b6b5) -0.34/12 4} g6 {(g6 Rd7+ Kc6 Rg7 Re6 g3 Kd6 Rh7 Ke5 Rxh6 Rd8 f4+
exf3+ Kxf3) +0.93/11 2} 29. Rd7+ {(Rd1d7+ Kb7c6 Rd7f7 Re8e6 h2h4 a7a6 h4h5
b6b5 Rc4d4 f5f4) -0.30/12 1} Kc6 {(Kc6 Rg7 Re6 Rh7 f4 Nf1 Rd8 Rxa7 h5 Nd2
f3+ gxf3 exf3+ Kd1) +1.33/12 2} 30. Rf7 {(Rd7f7 Re8e6 g2g4 f5xg4 Rf7f4 h6h5
Rc4xe4 Ra8e8 Rf4f6) -0.63/12 2} Re6 {(Re6 Rd4 Bxd4 cxd4 Rd6 d5+ Kc5 Rc7+
Kb4 c4 a5 g4 fxg4) +1.48/11 2} 31. h4 {(h2h4 h6h5 Rc4d4 Bc5xd4 c3xd4 Re6d6
c2c3 b6b5 a4a5 a7a6) -0.82/12 2} a6 {(a6 h5 b5 Rd4 Bxd4 cxd4 Rd6 hxg6 Rxg6
axb5+ axb5 Rxf5) +0.95/11 2} 32. h5 {(h4h5 b6b5 Rc4d4 Bc5xd4 c3xd4 Re6d6
h5xg6 Rd6xg6 a4xb5+ a6xb5 Rf7xf5 Ra8a4 Rf5e5) -0.24/12 0} b5 {(b5 Rd4 Bxd4
cxd4 Rd6 hxg6 Rxg6 axb5+ axb5 Rxf5 Rd6 Rc5+ Kd7 c3) +0.64/12 2} 33. Rd4
{(Rc4d4 Bc5xd4 c3xd4 Re6d6 a4xb5+ a6xb5 h5xg6 Rd6xg6 Rf7xf5 Rg6d6 d4d5+)
-0.18/12 1} Bxd4 {(Bxd4 cxd4 Rd6 hxg6 Rxg6 axb5+ axb5 Rxf5 Rd6 Rc5+ Kd7 Nf5
Rb6) +0.71/11 2} 34. cxd4 {(c3xd4 Re6d6 a4xb5+ a6xb5 h5xg6 Rd6xg6 Rf7xf5
Rg6d6 d4d5+ Kc6b6 Rf5e5 Ra8a4 Re5e8 Ra4b4) -0.10/13 1} Rd6 {(Rd6 hxg6 Rxg6
Rxf5 bxa4 Ra5 Rf6 d5+ Kb6 Nc4+ Kc7 d6+ Kc6 Rxa4 Rf5) +0.14/12 1} 35. axb5+
{(a4xb5+ a6xb5 h5xg6 Rd6xg6 Rf7xf5 Rg6d6 d4d5+) -0.15/12 1} axb5 {(axb5
hxg6 Rxg6 Rxf5 Rd6 d5+ Kc5 Re5 Ra4 Re7 Rda6 Rc7+ Kd6 Rb7 Rb4) +0.23/13 1}
36. hxg6 {(h5xg6 Rd6xg6 Rf7xf5 Rg6d6 d4d5+) -0.14/11 0} Rxg6 {(Rxg6 Rxf5
Rd6 d5+ Kc5 Re5 Ra4 Re7 Rda6 Rc7+ Kd6 Rb7 Rb4 Rf7) +0.23/12 1} 37. Rxf5
{(Rf7xf5 b5b4 Rf5c5+ Kc6b7 Rc5e5 Ra8a2 Ke2f1 Rg6f6 Ne3d5) -0.13/11 0} Rd6
{(Rd6 d5+ Kc5 Re5 Ra4 Re7 Kb6 Ke1 Ra2 Rxe4 Kc5 Kd2 Rxd5+ Nxd5) +0.01/12 1}
38. d5+ {(d4d5+ Kc6c5 Rf5e5 Ra8a4 Re5e8 Rd6a6 Re8c8+ Kc5d6 Rc8e8 Kd6d7
Re8f8 Ra4a2) -0.12/13 1} Kc5 {(Kc5 Re5 Ra4 Re7 Rg6 Rc7+ Kb6 Re7 Rf6 g4 Rd6
Rf7 h5 gxh5 Kc5 c3) +0.03/13 1} 39. Re5 {(Rf5e5 Ra8a4 Re5e8 Ra4b4 Re8c8+
Kc5b6 Rc8g8 Kb6a6 Rg8f8 Ka6b7 Rf8f5) -0.11/13 0} Ra4 {(Ra4 Re7 Rg6 Rf7 h5
Rc7+ Kb6 Re7 Kc5 Rc7+) 0.00/12 1} 40. Re8 {(Re5e8 Ra4b4 Re8c8+ Kc5b6 Rc8g8
Kb6a6 Rg8e8 Ka6b7 Re8e7+ Kb7b6 Re7f7 Rb4a4 Rf7f8) -0.09/14 1} Rda6 {(Rda6
Rc8+ Kd6 Rh8 Ke5 Re8+ Kf6 Rh8 Kg5 Rg8+ Kf6 Rh8) 0.00/12 1} 41. Rc8+
{(Re8c8+ Kc5d6 Rc8e8 Ra6b6 Re8e6+ Kd6c5 Re6e8 Rb6d6 Re8c8+ Kc5b6 Rc8b8+
Kb6a6 Ke2d2) -0.10/12 1} Kd6 {(Kd6 Rh8 Ke5 Re8+ Kf6 Rh8 Kg5 Rg8+ Kf6 Rh8)
0.00/13 1} 42. Rh8 {(Rc8h8 Kd6e5 Rh8e8+ Ke5f6 Re8b8 Ra4b4 Ke2d2 Ra6a4 Kd2c3
Rb4b1 Rb8b6+ Kf6g5) 0.00/13 4} Kc5 {(Kc5 Rc8+ Kd6 Rh8) 0.00/13 1} 43. Rc8+
{(Rh8c8+ Kc5d6 Rc8e8 Kd6d7 Re8h8 Ra6g6 Rh8b8 b5b4 Rb8b5 Rg6a6 Ke2d2 Ra6f6
Ne3g4) 0.00/14 0} Kd6 {(Kd6 Rh8 Kc5 Rc8+) 0.00/16 1} 44. Rh8 {(Rc8h8 Kd6e5
Rh8e8+ Ke5f6 Re8b8 Ra4b4 Ke2d2 Ra6a4 Kd2c3 Rb4b1 Rb8b6+ Kf6g5) 0.00/15 1}
Ke5 {(Ke5 Re8+ Kf6 Rh8 Kg5 Rg8+ Kf6 Rh8) 0.00/12 1} 45. Re8+ {(Rh8e8+ Ke5f6
Re8b8 b5b4 Ne3c4 h6h5 Ke2d2 Ra6a8 Rb8b6+ Kf6g5 Rb6b5) -0.07/12 2} Kd6 {(Kd6
Rh8 Ke5 Re8+) 0.00/14 1} 46. Rh8 {(Re8h8 Kd6e5 Rh8e8+ Ke5f6 Re8b8 b5b4
Ne3c4 h6h5 Ke2d2 Ra6a8 Rb8b6+ Kf6g5 Rb6b5 Kg5f6) 0.00/13 0 3-fold
repetition} 1/2-1/2

[F. Bluemers]

The occasional statistical upset,dirty is a looooooooong way from rybka 2n2

[Dr.Wael Deeb]

Thanks guys and keep up the good work
Cheers,
Dr.D

[beachknight]

Good work, Dirty team.

Best,

[swami]

Dirty 29 Jan 2010
by Andres Valverde, Pradu Kannan

Strategic Test Suite Conditions:

Core2Quad 32 bits, Q6600, 2 GB RAM, 2.4GHZ
10 seconds per position
900 positions
Engine uses 131 Mb Hash.
Arena GUI


Overall Performance:

• Total Score: 542/900 [.....] Average : 60.22% [.....] Grade: B [.....] Total Rated Time: 75.4/150 minutes

Subject-wise Scores:

STS (v1.0) - Undermining:
71/100, Grade: A-

STS (v2.1) - Open Files and Diagonals:
56/100, Grade: C+

STS (v3.0) - Knight Outposts/Centralization/Repositioning:
58/100, Grade: C+

STS (v4.1) - Square Vacancy:
66/100, Grade: B+

STS (v5.0) - Bishop vs Knight:
68/100, Grade: B+

STS (v6.0) - Re-Capturing:
63/100, Grade: B+

STS (v7.0) - Offer of Simplification:
63/100, Grade: B

STS (v8.1) - Advancement of f/g/h Pawns:
53 /100, Grade: C

STS (v9.0) - Advancement of a/b/c Pawns:
44/100, Grade: E

Regards,
Swami