Rybka 4 Beta joke?

[Edward German]

Beta 11 had a Contempt bug when playing black that causes this.

Perhaps.

Here is an another "funny" game (german time 22th May 2010):

[Event "5m + 0s, rated"]
[Site "Engine Room"]
[Date "2010.05.22"]
[Round "?"]
[White "Stachelratte, Rybka 3"]
[Black "Highendman, Rybka 4 Beta 12 SSE4"]
[Result "1-0"]
[WhiteElo "2563"]
[BlackElo "2724"]
[PlyCount "51"]
[EventDate "2010.05.22"]
[EventType "blitz"]

1. e4 {B/0 0} c5 {B/0 0} 2. Nf3 {B/0 0} d6 {B/0 0} 3. d4 {B/0 0} cxd4 {B/0 0}
4. Nxd4 {B/0 0} Nf6 {B/0 0} 5. Nc3 {B/0 0} a6 {B/0 0} 6. Be3 {B/0 0} e5 {B/0 0}
7. Nb3 {B/0 0} Be6 {B/0 0} 8. f3 {B/0 0} h5 {B/0 0} 9. Qd2 {B/0 0} Nbd7 {B/0 0}
10. Nd5 {B/0 0} Bxd5 {B/0 0} 11. exd5 {B/0 0} g6 {B/0 0} 12. Be2 {B/0 0} Bg7 {
B/0 0} 13. O-O-O {B/0 0} Qc7 {B/0 0} 14. Kb1 {B/0 0} Rc8 {0.13/12 4} 15. Rc1 {
0.31/14 5} Ng8 {(e4) 0.06/13 2} 16. c4 {0.47/13 5} Rb8 {(Se7) 0.53/12 0} 17. h3
{0.77/14 15} Rh7 {(b6) 0.81/10 3} 18. c5 {1.34/12 5} f5 {(Se7) 1.48/11 13} 19.
Rhd1 {2.10/13 11} Nh6 {(Kf7) 2.10/12 12} 20. Na5 {2.85/12 4} dxc5 {
(Sf7) 2.92/12 5} 21. d6 {4.01/14 6} Qd8 {3.12/15 4} 22. Bg5 {4.01/15 1} Qc8 {
4.07/13 0} 23. Bc4 {4.81/15 37} Nf6 {(Sf8) 3.83/12 5} 24. Qe3 {5.42/12 13} Nd7
{5.45/13 3} 25. Be7 {5.44/11 2} f4 {6.62/14 8} 26. Qd3 {
Highendman,Rybka 4 Beta 12 SSE4 resigns (Lag: Av=0.13s, max=0.3s) 5.52/12 0}
1-0

Loses after only 26 moves!

Position after move 17:

Stachelratte,R - Highendman,R, 5m + 0s, rated blitz 2010
[d]1r2k1n1/1pqn1pbr/p2p2p1/3Pp2p/2P5/1N2BP1P/PP1QB1P1/1KR4R w - - 0 1

Rybka 4 Beta 12 (new beta) played here Rh7?!

ED.