Critter - Rybka: a miniature

Discussion of anything and everything relating to chess playing software and machines.

Moderators: hgm, Harvey Williamson, bob

Forum rules
This textbox is used to restore diagrams posted with the [d] tag before the upgrade.
Post Reply
Jouni
Posts: 1979
Joined: Wed Mar 08, 2006 7:15 pm

Critter - Rybka: a miniature

Post by Jouni » Sat Dec 31, 2011 1:01 pm

No 200 move manouvering :D

[Event "Nunn"]
[Site "?"]
[Date "2011.12.31"]
[Round "3"]
[White "Critter 1.4 64-bit"]
[Black "Rybka 4.1"]
[Result "1-0"]
[ECO "B89"]
[Annotator "-0.20;0.00"]
[PlyCount "65"]
[TimeControl "60/60:0/0:0/0"]

{Pentium(R) Dual-Core CPU E5300 @ 2.60GHz 2600 MHz W=21.7 plies; 2
361kN/s B=14.0 plies; 139kN/s} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5.
Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Qe2 Qc7 9. O-O-O Be7 10. Bb3 O-O {Both last book
move} 11. a3 {-0.20/15 2} Nd7 {0.00/10 1 (b5)} 12. f4 {0.00/14 2 (Nxc6)} Nc5 {
0.12/12 3} 13. Ba2 {0.14/15 3} b5 {0.08/11 1} 14. Nd5 {0.23/15 2} Nxd4 {0.17/
11 1} 15. Nxe7+ {0.23/13 0} Qxe7 {0.22/12 1} 16. Bxd4 {0.23/16 1} Bb7 {0.22/12
1 (e5)} 17. e5 {0.18/15 2} d5 {0.24/12 1} 18. Rhf1 {0.07/15 3} a5 {0.00/12 3}
19. f5 {0.07/15 1 (Qxb5)} b4 {0.31/10 2 (exf5)} 20. f6 {3.74/14 1} Qc7 {0.31/
10 2} 21. Qg4 {4.80/16 1} g6 {3.72/11 1} 22. Qg5 {3.94/13 0 (Qf4)} Nd3+ {3.84/
11 2} 23. Kb1 {16.44/14 6} Qxc2+ {11.91/7 1 (Ne1)} 24. Kxc2 {19.21/13 0} Rac8+
{12.56/8 0 (Rfc8+)} 25. Kxd3 {23.74/13 1} Kh8 {#8/10 1 (Rc3+)} 26. Qh6 {#8/20 0
} Rg8 {#7/15 1 (Ba6+)} 27. Rf3 {#7/22 0} Ba6+ {#6/16 1} 28. Ke3 {#6/24 0} Be2 {
#5/17 1} 29. Kxe2 {#5/27 1} Rc2+ {#4/17 1 (g5)} 30. Ke3 {#4/37 1 (Kd3)} Rc3+ {
#3/19 1} 31. bxc3 {#3/64 0} bxc3 {#2/20 1} 32. Rh3 {#2/64 0 (Qxh7+)} g5 {#1/44
1 (c2)} 33. Qxh7# {#1/62 1}

Jouni

zullil
Posts: 5606
Joined: Mon Jan 08, 2007 11:31 pm
Location: PA USA
Full name: Louis Zulli

Re: Critter - Rybka: a miniature

Post by zullil » Sat Dec 31, 2011 1:21 pm

What a wipeout.

muxecoid
Posts: 150
Joined: Sat Jan 30, 2010 9:54 am
Location: Israel

Re: Critter - Rybka: a miniature

Post by muxecoid » Sat Dec 31, 2011 2:18 pm

19. ... b4?? Why would any engine ever think about it?

Robert Flesher
Posts: 1212
Joined: Tue Aug 18, 2009 1:06 am

Re: Critter - Rybka: a miniature

Post by Robert Flesher » Sat Dec 31, 2011 2:40 pm

muxecoid wrote:19. ... b4?? Why would any engine ever think about it?

I suspect that even rybka will see it loses very quickly. Must be a bug, or time related fast move.

Post Reply