A new version of Colossus (2008a) is now available at
http://www.colossus.demon.co.uk/chess/c ... essuci.htm
Enjoy!
Martin
Colossus 2008a available
Moderators: hgm, Rebel, chrisw
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fern
- Posts: 8755
- Joined: Sun Feb 26, 2006 4:07 pm
Re: Colossus 2008a available
Thank you Martin, I will play it this afternoon.....
My best
Fern
My best
Fern
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Graham Banks
- Posts: 41454
- Joined: Sun Feb 26, 2006 10:52 am
- Location: Auckland, NZ
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mclane
- Posts: 18753
- Joined: Thu Mar 09, 2006 6:40 pm
- Location: US of Europe, germany
- Full name: Thorsten Czub
Re: Colossus 2008a available
thank you martin. exactly in the right moment.
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Dr.Ex
- Posts: 194
- Joined: Sun Jul 08, 2007 4:10 am
Re: Colossus 2008a available
Thanks, what I noticed is the bad passed pawn evaluation of your engine.
A passed pawn is not always a good thing.
[D]3br1k1/pp3ppp/4p3/2BP4/1Pn5/2N4P/5PP1/3R2K1 w - - 0 25
Colossus is quite ecstatic here about 25.d6?. Needles to say, the weak d6 pawn dropped of later on (0-1).
Analysis by Colossus 2008a:
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 b6 28.Nxf6+
+/= (0.70) Depth: 6/14 00:00:00 24kN
25.d6 Bf6 26.Ne4 Be5 27.d7 Rd8 28.Bxa7 b6 29.g3
+/- (0.73) Depth: 7/19 00:00:00 40kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 b6 28.Nxf6+ gxf6 29.d7 Kg7
+/- (1.01) Depth: 8/19 00:00:00 88kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 b6 28.Nxf6+ gxf6 29.d7 Ne5 30.Bxb6 Rxd7
+/- (0.71) Depth: 9/19 00:00:00 186kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 Be5 28.d7 b6
+/= (0.69) Depth: 10/22 00:00:00 274kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 Be5 28.d7 b6 29.g3 f5 30.Ng5
+/= (0.64) Depth: 11/22 00:00:00 516kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 Be5 28.d7 b6 29.g3 f5 30.Ng5 Bd6
+/= (0.54) Depth: 12/22 00:00:00 993kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 Be5 28.d7 b6 29.Rd3 f5 30.Nd2 Nd6 31.Nf3
+/= (0.45) Depth: 13/26 00:00:01 1968kN
25.d6
+/- (0.75 !) Depth: 14/27 00:00:02 4141kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.d7 e5 31.Rd6 Kg7 32.Kh2 Kg6 33.f3
+/- (0.90) Depth: 14/27 00:00:03 5352kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.Kh2 e5 31.Rd2 Rd7 32.f3 Kg7 33.Kg3 Kg6
+/= (0.64) Depth: 15/31 00:00:08 12232kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.Kh2 e5 31.Rd1 Kf8 32.Kg3 Ke8 33.Kg4 Kd7 34.Kf5
+/= (0.53) Depth: 16/32 00:00:11 17309kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.Kh2 e5 31.Rd2 Kf8 32.Kg3 Ke8 33.Kg4 Kd7 34.Kf5 Kc6
+/= (0.59) Depth: 17/32 00:00:24 35189kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.Kh2 e5 31.Rd2 Kf8 32.Kg3 Ke8 33.Kg4 Kd7 34.Kf5 Kc6 35.b5+ Kxb5 36.Kxf6
+/= (0.49) Depth: 18/35 00:00:49 70146kN
Same here, 32.b5? and 0-1 later:
[D]3r4/p3kp2/2p1p1pp/2P5/1PBr1P2/P2n2P1/2R4P/5RK1 w - - 0 32
Analysis by Colossus 2008a:
1.b5 Nxc5 2.bxc6 Kd6 3.Bb5 f6
+/= (0.46) Depth: 6/12 00:00:00 17kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Rf2 Rd1+ 5.Kg2
+/= (0.59) Depth: 7/15 00:00:00 44kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Rf2 Rd1+ 5.Kg2 f6
+/= (0.57) Depth: 8/16 00:00:00 121kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Rf2 Rd1+ 5.Kg2 Kd6 6.Bb5
+/= (0.44) Depth: 9/22 00:00:00 194kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Rf2 Rd1+ 5.Kg2 Kd6 6.Bb5 f6
+/= (0.42) Depth: 10/22 00:00:00 451kN
1.b5 Kd7 2.Rb1 Nxc5 3.Ba2 Kd6 4.Rbc1 Nd3 5.Rxc6+ Ke7 6.Rc7+ Kf6 7.R1c6
+/= (0.49) Depth: 11/22 00:00:01 1595kN
1.b5 Kd7 2.Rb1 Nxc5 3.Ba2 Kd6 4.Rbc1 Nd3 5.Rxc6+ Ke7 6.Rc7+ R4d7 7.R1c2 Rxc7 8.Rxc7+
+/= (0.50) Depth: 12/28 00:00:02 2588kN
1.b5 Nxc5 2.bxc6 Rc8 3.Bb5 Rd5 4.Rfc1 Nb3 5.Ba6 Nxc1 6.Bxc8 Rd1+ 7.Kg2 Nb3
+/- (0.74) Depth: 13/28 00:00:04 5456kN
1.b5 Nxc5 2.bxc6 Rc8 3.Bb5 Rd5 4.Rfc1 a6 5.Rxc5 axb5 6.R5c2 Rd3 7.Rb1 Rcd8 8.Rxb5
+/- (0.80) Depth: 14/28 00:00:07 10219kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Bb5 Kd6 5.Rc1 Rd5 6.Kf2 a6 7.Be2 g5 8.fxg5 Rf5+ 9.Ke3 hxg5
+/= (0.65) Depth: 15/31 00:00:14 18869kN
1.b5 Nxc5 2.bxc6 Rc8 3.Bb5 Rd5 4.Rb1 g5 5.Rbc1 Nb3 6.Ba6 Nxc1 7.Bxc8 Rd1+ 8.Kf2 gxf4 9.gxf4 Nb3
+/= (0.65) Depth: 16/33 00:00:24 32501kN
[D]3r4/p3kp2/2P1p1pp/2n5/2Br1P2/P5P1/2R4P/5RK1 b - - 0 1
Analysis by Colossus 2008a:
1...Rd2 2.Rf2 Rxc2 3.Rxc2 Rd6 4.Bb5 Rd1+ 5.Kg2
+/= (0.51) Depth: 6/13 00:00:00 21kN
1...Rd2 2.Rf2 Rxc2 3.Rxc2 Rd6 4.Bb5 Rd1+ 5.Kg2 Kd6
+/= (0.58) Depth: 7/16 00:00:00 52kN
1...Rd2 2.Rf2 Rd1+ 3.Kg2 Rc8 4.Bb5 Nd3 5.Bxd3 Rxd3 6.c7 Rxa3
+/- (0.73) Depth: 8/18 00:00:00 167kN
1...Rd2 2.Rf2 Rxc2 3.Rxc2 Rb8 4.Be2 Kd6 5.Bf3 Rb1+ 6.Kg2 f6
+/= (0.68) Depth: 9/19 00:00:00 377kN
1...Kd6 2.Rfc1 Kc7 3.Bf1 Nb3 4.Rb1 Rd2 5.Rc3 Na5 6.Bg2
+/- (0.88) Depth: 10/22 00:00:00 1306kN
1...Rc8 2.Bb5 Rd5 3.Rfc1 Nb3 4.Ba6 Nxc1 5.Bxc8 Rd1+ 6.Kg2 Nb3
+/- (0.74) Depth: 10/22 00:00:01 1588kN
1...Rc8 2.Bb5 Rd5 3.Rfc1 Kd6 4.Bf1 Nb3 5.Ba6 Nxc1 6.Bxc8 Nb3
+/- (0.76) Depth: 11/25 00:00:01 1918kN
1...Rc8 2.Bb5 Rd5 3.Rfc1 Kd6 4.Bf1 Nb3 5.Ba6 Nxc1 6.Bxc8 Rd1+ 7.Kg2 Nb3
+/- (0.73) Depth: 12/25 00:00:02 2983kN
1...Rc8
+/= (0.43 !) Depth: 13/25 00:00:03 5317kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Kg2 Rc4 6.R1xc4 bxc4 7.Rxc4 Kd5 8.Rc3 Rxc6
+/= (0.32) Depth: 13/25 00:00:04 5592kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Kg2 Rd1 6.R1c2 Rd2+ 7.Rxd2+ Kxc5 8.Rd7 Rxc6 9.Rxf7
+/= (0.28) Depth: 14/28 00:00:05 7867kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Kg2 Rc4 6.R1xc4 bxc4 7.Rxc4 Kd5 8.Rc3 Rxc6 9.Rd3+ Ke4
+/= (0.26) Depth: 15/33 00:00:08 11430kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.c7 Rc4 6.R1xc4 bxc4 7.Rxc4 Rxc7 8.Rxc7 Kxc7 9.a4 g5 10.a5 gxf4
+/= (0.29) Depth: 16/39 00:00:15 22103kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Kf2 Rd3 6.c7 Rxa3 7.Rc6+ Ke7 8.R1c2 Kd7 9.R6c5 Rd3 10.Kf1
+/= (0.30) Depth: 17/40 00:00:26 37705kN
Analysis by Fritz 11:
1...Kd6 2.Be2 Rc8 3.Bf3 Rd3 4.Kg2 Rxa3 5.Rb1 Nd3
=/+ (-0.35) Depth: 9/17 00:00:00 94kN
1...Kd6 2.Be2 Rc8 3.Bf3 Rd3 4.Be2 Re3 5.Bb5 Nd3 6.Rd1
= (-0.25) Depth: 10/18 00:00:00 162kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Na5 5.Rec1 Rd5 6.a4
=/+ (-0.32) Depth: 10/22 00:00:00 214kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Na5 5.Rec1 Rd5 6.a4 Nb3
=/+ (-0.33) Depth: 11/22 00:00:00 296kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Na5 5.Rec1 Rd5 6.a4 Nb3 7.Rb1
= (-0.25) Depth: 12/21 00:00:00 473kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Na5 5.Rec1 Kc7 6.Kf2 Rb8 7.Ke3 Nb3
=/+ (-0.27) Depth: 13/24 00:00:00 985kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Kc7 5.Kg2 Rb8 6.a4 Nd2 7.Rd1 Nf3 8.Rxd4 Nxd4
=/+ (-0.34) Depth: 14/25 00:00:01 1786kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Rxb5 Rxc6 6.Rxc6+ Kxc6 7.Rb2 Rd3 8.Rc2+ Kd5 9.a4 Ra3
= (-0.20) Depth: 15/25 00:00:02 3195kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Rd5 5.c7 Kd6 6.R5c3 Rd2 7.Rc5 Kd7 8.h3 h5 9.Rxb5 Rxc7
= (-0.20) Depth: 16/27 00:00:04 7376kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Rd5 5.c7 Kd6 6.R5c3 Rd2 7.Rc5 Kd7 8.h3 h5 9.Kf1 f6 10.Rxb5
= (-0.20) Depth: 17/28 00:00:06 10399kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Rd5 5.c7 Kd6 6.R5c3 Rd2 7.g4 Kd7 8.Rc5 f6 9.h3 g5 10.fxg5 hxg5 11.Rxb5 Rxc7
= (-0.20) Depth: 18/32 00:00:10 15925kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Kd6 5.Rxb5 Rxc6 6.Rxc6+ Kxc6 7.Rb8 Rd1+ 8.Kg2 Rd2+ 9.Kh3 Ra2 10.Rf8 Rxa3 11.Rxf7 Ra2 12.Kg4
= (-0.23) Depth: 19/32 00:00:18 28901kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Kd6 5.Rxb5 Rxc6 6.Rxc6+ Kxc6 7.Rb8 Rd1+ 8.Kg2 Rd2+ 9.Kh3 Kd7 10.Rb7+ Ke8 11.a4 Ra2 12.Rb4 h5
= (-0.22) Depth: 20/32 00:00:31 49681kN
A passed pawn is not always a good thing.
[D]3br1k1/pp3ppp/4p3/2BP4/1Pn5/2N4P/5PP1/3R2K1 w - - 0 25
Colossus is quite ecstatic here about 25.d6?. Needles to say, the weak d6 pawn dropped of later on (0-1).
Analysis by Colossus 2008a:
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 b6 28.Nxf6+
+/= (0.70) Depth: 6/14 00:00:00 24kN
25.d6 Bf6 26.Ne4 Be5 27.d7 Rd8 28.Bxa7 b6 29.g3
+/- (0.73) Depth: 7/19 00:00:00 40kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 b6 28.Nxf6+ gxf6 29.d7 Kg7
+/- (1.01) Depth: 8/19 00:00:00 88kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 b6 28.Nxf6+ gxf6 29.d7 Ne5 30.Bxb6 Rxd7
+/- (0.71) Depth: 9/19 00:00:00 186kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 Be5 28.d7 b6
+/= (0.69) Depth: 10/22 00:00:00 274kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 Be5 28.d7 b6 29.g3 f5 30.Ng5
+/= (0.64) Depth: 11/22 00:00:00 516kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 Be5 28.d7 b6 29.g3 f5 30.Ng5 Bd6
+/= (0.54) Depth: 12/22 00:00:00 993kN
25.d6 Bf6 26.Ne4 Rd8 27.Bxa7 Be5 28.d7 b6 29.Rd3 f5 30.Nd2 Nd6 31.Nf3
+/= (0.45) Depth: 13/26 00:00:01 1968kN
25.d6
+/- (0.75 !) Depth: 14/27 00:00:02 4141kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.d7 e5 31.Rd6 Kg7 32.Kh2 Kg6 33.f3
+/- (0.90) Depth: 14/27 00:00:03 5352kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.Kh2 e5 31.Rd2 Rd7 32.f3 Kg7 33.Kg3 Kg6
+/= (0.64) Depth: 15/31 00:00:08 12232kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.Kh2 e5 31.Rd1 Kf8 32.Kg3 Ke8 33.Kg4 Kd7 34.Kf5
+/= (0.53) Depth: 16/32 00:00:11 17309kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.Kh2 e5 31.Rd2 Kf8 32.Kg3 Ke8 33.Kg4 Kd7 34.Kf5 Kc6
+/= (0.59) Depth: 17/32 00:00:24 35189kN
25.d6 Bf6 26.Ne4 Rd8 27.Nxf6+ gxf6 28.Rd4 Nb6 29.Bxb6 axb6 30.Kh2 e5 31.Rd2 Kf8 32.Kg3 Ke8 33.Kg4 Kd7 34.Kf5 Kc6 35.b5+ Kxb5 36.Kxf6
+/= (0.49) Depth: 18/35 00:00:49 70146kN
Same here, 32.b5? and 0-1 later:
[D]3r4/p3kp2/2p1p1pp/2P5/1PBr1P2/P2n2P1/2R4P/5RK1 w - - 0 32
Analysis by Colossus 2008a:
1.b5 Nxc5 2.bxc6 Kd6 3.Bb5 f6
+/= (0.46) Depth: 6/12 00:00:00 17kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Rf2 Rd1+ 5.Kg2
+/= (0.59) Depth: 7/15 00:00:00 44kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Rf2 Rd1+ 5.Kg2 f6
+/= (0.57) Depth: 8/16 00:00:00 121kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Rf2 Rd1+ 5.Kg2 Kd6 6.Bb5
+/= (0.44) Depth: 9/22 00:00:00 194kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Rf2 Rd1+ 5.Kg2 Kd6 6.Bb5 f6
+/= (0.42) Depth: 10/22 00:00:00 451kN
1.b5 Kd7 2.Rb1 Nxc5 3.Ba2 Kd6 4.Rbc1 Nd3 5.Rxc6+ Ke7 6.Rc7+ Kf6 7.R1c6
+/= (0.49) Depth: 11/22 00:00:01 1595kN
1.b5 Kd7 2.Rb1 Nxc5 3.Ba2 Kd6 4.Rbc1 Nd3 5.Rxc6+ Ke7 6.Rc7+ R4d7 7.R1c2 Rxc7 8.Rxc7+
+/= (0.50) Depth: 12/28 00:00:02 2588kN
1.b5 Nxc5 2.bxc6 Rc8 3.Bb5 Rd5 4.Rfc1 Nb3 5.Ba6 Nxc1 6.Bxc8 Rd1+ 7.Kg2 Nb3
+/- (0.74) Depth: 13/28 00:00:04 5456kN
1.b5 Nxc5 2.bxc6 Rc8 3.Bb5 Rd5 4.Rfc1 a6 5.Rxc5 axb5 6.R5c2 Rd3 7.Rb1 Rcd8 8.Rxb5
+/- (0.80) Depth: 14/28 00:00:07 10219kN
1.b5 Nxc5 2.bxc6 Rd2 3.Rxd2 Rxd2 4.Bb5 Kd6 5.Rc1 Rd5 6.Kf2 a6 7.Be2 g5 8.fxg5 Rf5+ 9.Ke3 hxg5
+/= (0.65) Depth: 15/31 00:00:14 18869kN
1.b5 Nxc5 2.bxc6 Rc8 3.Bb5 Rd5 4.Rb1 g5 5.Rbc1 Nb3 6.Ba6 Nxc1 7.Bxc8 Rd1+ 8.Kf2 gxf4 9.gxf4 Nb3
+/= (0.65) Depth: 16/33 00:00:24 32501kN
[D]3r4/p3kp2/2P1p1pp/2n5/2Br1P2/P5P1/2R4P/5RK1 b - - 0 1
Analysis by Colossus 2008a:
1...Rd2 2.Rf2 Rxc2 3.Rxc2 Rd6 4.Bb5 Rd1+ 5.Kg2
+/= (0.51) Depth: 6/13 00:00:00 21kN
1...Rd2 2.Rf2 Rxc2 3.Rxc2 Rd6 4.Bb5 Rd1+ 5.Kg2 Kd6
+/= (0.58) Depth: 7/16 00:00:00 52kN
1...Rd2 2.Rf2 Rd1+ 3.Kg2 Rc8 4.Bb5 Nd3 5.Bxd3 Rxd3 6.c7 Rxa3
+/- (0.73) Depth: 8/18 00:00:00 167kN
1...Rd2 2.Rf2 Rxc2 3.Rxc2 Rb8 4.Be2 Kd6 5.Bf3 Rb1+ 6.Kg2 f6
+/= (0.68) Depth: 9/19 00:00:00 377kN
1...Kd6 2.Rfc1 Kc7 3.Bf1 Nb3 4.Rb1 Rd2 5.Rc3 Na5 6.Bg2
+/- (0.88) Depth: 10/22 00:00:00 1306kN
1...Rc8 2.Bb5 Rd5 3.Rfc1 Nb3 4.Ba6 Nxc1 5.Bxc8 Rd1+ 6.Kg2 Nb3
+/- (0.74) Depth: 10/22 00:00:01 1588kN
1...Rc8 2.Bb5 Rd5 3.Rfc1 Kd6 4.Bf1 Nb3 5.Ba6 Nxc1 6.Bxc8 Nb3
+/- (0.76) Depth: 11/25 00:00:01 1918kN
1...Rc8 2.Bb5 Rd5 3.Rfc1 Kd6 4.Bf1 Nb3 5.Ba6 Nxc1 6.Bxc8 Rd1+ 7.Kg2 Nb3
+/- (0.73) Depth: 12/25 00:00:02 2983kN
1...Rc8
+/= (0.43 !) Depth: 13/25 00:00:03 5317kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Kg2 Rc4 6.R1xc4 bxc4 7.Rxc4 Kd5 8.Rc3 Rxc6
+/= (0.32) Depth: 13/25 00:00:04 5592kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Kg2 Rd1 6.R1c2 Rd2+ 7.Rxd2+ Kxc5 8.Rd7 Rxc6 9.Rxf7
+/= (0.28) Depth: 14/28 00:00:05 7867kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Kg2 Rc4 6.R1xc4 bxc4 7.Rxc4 Kd5 8.Rc3 Rxc6 9.Rd3+ Ke4
+/= (0.26) Depth: 15/33 00:00:08 11430kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.c7 Rc4 6.R1xc4 bxc4 7.Rxc4 Rxc7 8.Rxc7 Kxc7 9.a4 g5 10.a5 gxf4
+/= (0.29) Depth: 16/39 00:00:15 22103kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Kf2 Rd3 6.c7 Rxa3 7.Rc6+ Ke7 8.R1c2 Kd7 9.R6c5 Rd3 10.Kf1
+/= (0.30) Depth: 17/40 00:00:26 37705kN
Analysis by Fritz 11:
1...Kd6 2.Be2 Rc8 3.Bf3 Rd3 4.Kg2 Rxa3 5.Rb1 Nd3
=/+ (-0.35) Depth: 9/17 00:00:00 94kN
1...Kd6 2.Be2 Rc8 3.Bf3 Rd3 4.Be2 Re3 5.Bb5 Nd3 6.Rd1
= (-0.25) Depth: 10/18 00:00:00 162kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Na5 5.Rec1 Rd5 6.a4
=/+ (-0.32) Depth: 10/22 00:00:00 214kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Na5 5.Rec1 Rd5 6.a4 Nb3
=/+ (-0.33) Depth: 11/22 00:00:00 296kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Na5 5.Rec1 Rd5 6.a4 Nb3 7.Rb1
= (-0.25) Depth: 12/21 00:00:00 473kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Na5 5.Rec1 Kc7 6.Kf2 Rb8 7.Ke3 Nb3
=/+ (-0.27) Depth: 13/24 00:00:00 985kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 Nb3 4.Re1 Kc7 5.Kg2 Rb8 6.a4 Nd2 7.Rd1 Nf3 8.Rxd4 Nxd4
=/+ (-0.34) Depth: 14/25 00:00:01 1786kN
1...Rc8 2.Bb5 Kd6 3.Rfc1 a6 4.Rxc5 axb5 5.Rxb5 Rxc6 6.Rxc6+ Kxc6 7.Rb2 Rd3 8.Rc2+ Kd5 9.a4 Ra3
= (-0.20) Depth: 15/25 00:00:02 3195kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Rd5 5.c7 Kd6 6.R5c3 Rd2 7.Rc5 Kd7 8.h3 h5 9.Rxb5 Rxc7
= (-0.20) Depth: 16/27 00:00:04 7376kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Rd5 5.c7 Kd6 6.R5c3 Rd2 7.Rc5 Kd7 8.h3 h5 9.Kf1 f6 10.Rxb5
= (-0.20) Depth: 17/28 00:00:06 10399kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Rd5 5.c7 Kd6 6.R5c3 Rd2 7.g4 Kd7 8.Rc5 f6 9.h3 g5 10.fxg5 hxg5 11.Rxb5 Rxc7
= (-0.20) Depth: 18/32 00:00:10 15925kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Kd6 5.Rxb5 Rxc6 6.Rxc6+ Kxc6 7.Rb8 Rd1+ 8.Kg2 Rd2+ 9.Kh3 Ra2 10.Rf8 Rxa3 11.Rxf7 Ra2 12.Kg4
= (-0.23) Depth: 19/32 00:00:18 28901kN
1...Rc8 2.Bb5 a6 3.Rxc5 axb5 4.Rfc1 Kd6 5.Rxb5 Rxc6 6.Rxc6+ Kxc6 7.Rb8 Rd1+ 8.Kg2 Rd2+ 9.Kh3 Kd7 10.Rb7+ Ke8 11.a4 Ra2 12.Rb4 h5
= (-0.22) Depth: 20/32 00:00:31 49681kN
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gerold
- Posts: 10121
- Joined: Thu Mar 09, 2006 12:57 am
- Location: van buren,missouri
Re: Colossus 2008a available
Thanks Martin.MartinBryant wrote:A new version of Colossus (2008a) is now available at
http://www.colossus.demon.co.uk/chess/c ... essuci.htm
Enjoy!
Martin
Nice logo.
Best to you,
Gerold.
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mclane
- Posts: 18753
- Joined: Thu Mar 09, 2006 6:40 pm
- Location: US of Europe, germany
- Full name: Thorsten Czub
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swami
- Posts: 6640
- Joined: Thu Mar 09, 2006 4:21 am
Re: Colossus 2008a available
Not a bad result, considering there is a bug in time management.
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Graham Banks
- Posts: 41454
- Joined: Sun Feb 26, 2006 10:52 am
- Location: Auckland, NZ
Re: Colossus 2008a available
I keep reading this, but haven't struck a problem with its time management yet.swami wrote:Not a bad result, considering there is a bug in time management.
gbanksnz at gmail.com