Game 33

Game 33
Rubinstein - Maroczy
Gothenburg 1920

D63 : Queen's Gambit Declined Orthodox Defence

Rybka v2.2n2.w32 (0:32:20)

1.d4 Nf6 2.Nf3 d5 3.c4 e6 4.Bg5 Be7 5.e3 Nbd7 6.Nc3 OO 7.Rc1 Re8 8.Qc2 dc 9.Bc4 c5 10.OO cd 11.Nd4 a6 12.Rfd1 Qa5 13.Bh4 Ne5 14.Be2 Ng6 15.Bg3 e5 16.Nb3 Qc7 17.Qb1 Qb8 18.Bf3 Qa7 19.a5 Bb4 20.Nc4 Bd7 21.Nd5 Nd5 22.Bd5 Be6 23.Qe4 Bd5 24.Rd5 Rac8 25.Rcd1 Bf8 26.b3 b5 27.Nd6 Bd6 28.Rd6 Rc7 29.h4 f6 30.Qd5 Kh8 (a blunder. 30...Kf8 keeps it alive) 31.h5 (a serious oversight. 31.Rd8 would have win the game immediately) Nf8 32.h6 Ng6 (32...Qb7 will keep Black still in the game) 33.Qe6 Rf8 34.Rd7 gh 35.Bh4 1-0

Game 32

Game 32
Canal - Capablanca
Budapest 1929

E16 : Queen's Indian Defence

Rybka v2.2n2.w32 (0:23:57)

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4 6.Bd2 Bd2 7.Nbd2 OO 8.OO c5 9.dc bc 10.Qc2 Nc6 11.Rfd1 Qb6 12.a3 Rab8 13.Rab1 Rfc8 14.e4 e5 15.Qd3 d6 16.Nf1 Nd4 17.Nd4 ed 18.b4 Qc6 19.bc dc 20.Rb7 Qb7 21.e5 Qb3 22.ef Qd3 23.Rd3 Rb1 24.Bd5 Rcb8 25.Kg2 R8b3 26.Rb3 Rb3 27.Nd2 (27.a4 nothing working with saving the pawn) Ra3 28.Ne4 a5 29.Nc5 gf 30.Kf1 a4 31.Ke2 Ra1 32.Nd3 (32.Nd7 is the right way) a3 33.c5 a2 34.Kf3 Rd1 35.Ba2 Rd3 36.Ke4 Rd2 37.Bc4 Kf8 38.f3 Rh2 39.Kd4 Ke7 40.Bd3 (40.g4 gives more fight) h5 41.Ke3 Rg2 42.Kf4 Rg1 43.Be4 Rc1 44.c6 Rc3 45.c7 Rc7 46.Bd5 Rc5 47.Ba2 Rb5 48.Ke3 Ra5 49.Bc4 c5 50.Ba6 Ke6 51.Kf4 Rc3 52.Bf1 f5 53.Ba6 Kf6 54.Bb7 Rc4 55.Ke3 Kg5 56.Kf2 f4 57.Kg2 f5 0-1

Game 31

Game 31
Havasi - Capablanca
Budapest 1929

E34 : Nimzo-Indian Defence

Rybka v2.2n2.w32 (0:30:08)

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.Nf3 c5 6.cd Qd5 7.a3 Bc3 8.bc Nc6 9.e3 OO 10.Be2 cd 11.cd b6 12.Nd2 Bb7 13.Bf3 Qd7 14.OO Rac8 15.Qb1 Na5 16.Bb7 Qb7 17.Bb2 Qa6 18.Re1 Nd5 19.Ra2 Rc6 20.e4 Nc3 21.Bc3 Rc3 22.Nf3 Rfc8 23.h3 (23.d5 is better) c4 24.a4 a3 25.Qb2 Qa4 26.Re2 (26.Rea1 holds) b5 27.d5 ed (27...b4 is more direct) 28.ed b4 29.Qd2 (29.Ra1 is better) b3 30.Rb2 Rc2 31.Qe3 Rb2 32.Rb2 Nc4 33.Qc1 Qa3 34.Rb1 Qc1 0-1

Game 30

Game 30
Capablanca - Villegas
Buenos Aires 1914

D04 : Queen's Pawn Game

Rybka v2.2n2.w32 (0:27:03)

1.d4 d5 2.Nf3 Nf6 3.e3 c6 4.Bd3 Bg4 5.c4 e6 6.Nbd2 Nbd7 7.OO Be7 8.Qc2 Bh5 9.b3 Bg6 10.Bb2 Bd3 11.Qd3 OO 12.Rae1 Qc7 13.e4 de 14.Ne4 Ne4 15.Re4 Bf6 16.Qe2 c5 17.Ne5 cd 18.Nd7 Qd7 19.Bd4 Bd4 20.Rd4 Qc7 21.Rfd1 Rfd8 22.b4 Rd4 23.Qd4 b6 24.g3 Rc8 25.Rc1 Rd8 26.Qe2 Kf8 27.c5 bc 28.Qe4 Rd5 29.bc g6 30.c6 Kg7 (wasting time. The immediate 30...Rb5 is called for) 31.a4 Rd6 32.Qe5 f6 33.Qd6 Qd6 34.c7 1-0

Game 29

Game 29
Marshall - Tarrasch
Nuremberg Match (1) 1905

D51 : Queen's Gambit Declined

Rybka v2.2n2.w32 (0:30:01)

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Qc2 Qa5 7.cd Nd5 8.Nf3 Bb4 9.Kd2 (Simply bad. 9. Rc1 is enough) c5 10.a3 Bc3 11.bc cd 12.ed N7b6 13.Bd3 Bd7 14.Rhc1 Rc8 15.Qb3 OO 16.Ke2 (Not far enough. 16.Ke1 is called for) Rc3 17.Rc3 Qc3 18.Qb1 h6 19.Bd2 Qc7 20.Kf1 Nc4 21.Bc1 Ba4 22.Qa2 Rc8 23.Qe2 Nc3 24.Qe1 Na5 25.Bh6 Nb3 26.Bd2 Na1 27.Qa1 Bb5 28.Bb5 Nb5 29.g3 Qc6 30.Kg2 Rd8 31.Be2 Qe4 32.Qb2 Rd5 33.a4 Nd6 34.Bf4 Nf5 35.Be2 Ne3 36.fe Qe3 37.g4 f5 38.g5 Qe4 39.Qc3 f4 40.Qc8 Kh7 41.Qc3 e5 42.h4 Rd4 43.g6 Kh6 44.Kh2 Qe2 0-1

Game 27

Game 27
Tarrasch - Mieses
Gothenburg 1920

B01 : Scandinavian Defence

Rybka v2.2n2.w32 (0:22:31)

1.e4 d5 2.ed Qd5 3.Nc3 Qa5 4.d4 e5 (4...Nf6 is better) 5.Nf3 Bb4 6.Bd2 Bg4 7.Be2 ed 8.Nd4 Qe5 9.Ncb5 Be2 10.Qe2 Bd2 11.Kd2 Qe2 12.Qe2 Na6 13.Rhe1 OOO 14.Na7 Kb8 15.Nac6 bc 16.Nc6 Kc8 17.Nd8 Kd8 18.Rad1 Ke8 (18...Kc8 would avoid lots of trouble) 19.Kd3 Ne7 20.Kc4 h5 21.Rd3 Nb8 22.Rde3 Nbc6 23.b4 f6 24.f4 Kf7 25.a4 Rb8 26.c3 Rd8 27.Rd3 Rd3 28.Kd3 Ke8 29.a5 Kd7 30.a6 Nd5 31.Ra1 Na7 32.g3 c6 33.Ra4 Nb6 34.Ra5 g6 35.c4 Nbc8 36.Ra1 Nd6 37.Kd4 Ndc8 (37...f5 will prolong the fight) 38.Kc5 Kc7 39.Re1 Nb6 40.Re7 Nd7 41.Rd7 1-0

Game 27

Game 27
Chekhover - Rudalovsky
Moscow 1945

D61 : Queen's Gamibt Orthodox Defence

Rybka v2.2n2.w32 (0:27:31)

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Be7 5.e3 OO 6.Nc3 Nbd7 7.Qc2 c6 8.Bd3 dc 9.Bc4 Nd5 10.Be7 Qe7 11.OO b5 (11...N7b6 maintains the equilibrium) 12.Be2 (12.Nd5 wins a pawn) a6 (12...Nc3 is better) 13.Ne4 Bb7 14.Ne5 Rac8 15.Nd7 Qd7 16.c5 Qc7 17.Rfd1 Rcd8 18.Rac1 Bc8 19.Qe4 Nf6 20.Qh4 Qa5 21.a3 b4 22.a4 Nd7 23.b3 Nc5 (23...Nf6 The Knight is needed for kingside support) 24.Rc5 Qb6 25.Rdc1 Bb7 26.a5 Qa7 27.Bd3 g6 28.Qf6 Rd6 (28...Rd5 is called for) 29.Qe7 (29.R1c4 is more immediate) Rfd8 30.h4 R8d7 (30...Qb8 for the much needed back rank support) 31.Qf6 Qa8 32.Be4 Qe8 33.h5 Rd8 (33...Qd8 to take the Queen out) 34.Bc6 Bc6 35.h6 Kf8 (35...Qf8 still somehow holds) 36.Rc6 Rc6 37.Rc6 Rd7 38.Rc8 Qc8 39.Qh8 1-0

Game 26

Game 26
O.Berntein - Mieses
Coburg 1904
B45 : Sicilian Defence Paulsen Variation

Rybka v2.2n2.w32 (0:26:38)

1.e4 c5 2.Nc3 e6 3.Nf3 Nc6 4.d4 cd 5.Nd4 Nf6 6.Nc6 bc 7.e5 Nd5 8.Ne4 f5 (8...Qc7 is one of the better alternatives) 9.ef Nf6 10.Nd6 Bd6 11.Qd6 Ne4 12.Qd4 Nf6 13.Qd6 Ne4 14.Qb4 d5 15.Bd3 Qd6 (15...Qb6 may be better) 16.Qd6 Nd6 17.f4 (17.Bf4 is better) a5 18.Be3 Ba6 19.Kd2 c4 (19...Bd3 preserves the equality) 20.Bc4 Bc4 21.a4 Kd7 (21...Rb8 is a little better) 22.b3 Ba6 23.Bb6 Bc8 24.Ke3 Ra6 25.Bc5 Kc7 26.Kd4 Bd7 27.Rhe1 h5 28.Re5 g6 29.Rg5 Rg8 (29...Be8 is better) 30. Ke5 Be8 (A little too late. 30...Raa8 is a bit better) 31.Re1 Ra8 32.Kf6 Bd7 33.g3 (good move. 33.Rg6 would be a mistake at this stage) Rae8 34.Ree5 Rh8 35.Rg6 Rh7 36.Rg7 Reh8 37.Rh7 Rh7 38.Kg6 Rh8 39.Kg7 Rd8 40.Rh5 Be8 41.Rh7 Rd7 42.Kh6 Rh7 43.Rh7 Bh5 44.h4 Bd1 45.c3 Bb3 46.g5 Kd7 47.g5 e5 48.f5 Ba4 49.f6 1-0

Game 25

Game 25
Janowsky - Alapin
Barmen 1905
D53 : Queen's Gambit Orthodox Defence
Rybka v2.2n2.w32 (0:27:11)

1.d4 d5 2.c4 e6 3.c6 Be7 4.Nf3 Nf6 5.Bg5 h6 6.Bh4 dc 7.e3 a6 8.Bc4 b5 9.Bb3 (9.Bf6 Bf6 10. Bd3 could be slightly better) Nbd7 10.Qe2 c6 11.OO OO 12.Rac1 Bb7 13.Rfd1 Rc8 14.Ne5 Ne5 15.de Nd5 16.Be7 Nc3 17.Rc3 Qe7 18.Rcd3 Rfd8 19.Rd6 Rd6 (19...c5 is better) 20.ed Qd7 21.e4 c5 22.e5 c4 23.Bc2 Qc6 24.f3 Qc5 25.Kh1 Rd8 26.Qe1 Rd7 27.h3 Bc6 28.f4 Ra7 29.f5 Bd7 (29...Rd7 should suffice. The move overlooks a white tactical resource) 30.f6 g6 31.Qg3 Kh7 32.h4 Qc8 33.h5 Qg8 34.Rd4 Be8 35.Rh4 Qf8 36.Rg4 Qg8 37.Qe3 Rd7 38.Rh4 Qf8 39.g4 Kh8 40.hg fg 41.Rh6 Rh7 42.Rh7 Kh7 43. Qg5 Qf7 44.Qh5 Kg8 45.Bg6 Qg6 46.Qg6 1-0

Game 24
Capablanca - Mattison
Karlsbad 1929

D38 : Nimzo-Indian Defence

Rybka v2.2n2.w32 {00:31:12]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dc Nc6 6.Nf3 Bc5 7.Bf4 d5 8.e3 Qa5 9.Be2 Bb4 10.OO Bc3 11.bc OO 12.Rab1 Qa3 13.Rfd1 b6 14.cd Nd5 15.Ng5 f5 (15...g6 keeps Black's game still playable) 16.Bf3 Qc5 17.c4 Ndb4 (17...Nf4 is better though Black is still losing) 18.Qb3 e5 19.a3 a6 20.Bc6 1-0

Game 23
Van Vliet vs Znosko-Borovsky
Ostend 1907
Stonewall Attack

Rybka v2.2n2.w32 {??:??:??]

D04 : Queen's Pawn Game

1.d4 d5 2.e3 c5 3.c3 e6 4.Bd3 Nc6 5.f4 Nf6 6.Nd2 Qc7 7.Ngf3 cd 8.cd Nb4 9.Bb1 Bd7 10.a3 Rc8 11.OO (11...ab gives more counterchances) Bb5 12.Re1 Nc2 13.Bc2 Qc2 14.Qc2 Rc2 15.h3 Bd6 16.Nb1 (16...b3 is better) Ne4 17.Nfd2 Bd3 18.Ne4 Be4 19.Nd2 Kd7 (19...Bd3 is probably better, though Black is already almost winning) 20.Ne4 de 21.Rb1 (21.Kf1 is better) Rhc8 22.b4 (22.Kf1 is still called for) R8c3 23.Kf1 (23.Rf1 now gives more counterchances on the kingside) Kc6 (23...g5 uncovers a tactical possibility) 24.Bb2 Rb3 25.Re2 Re2 26.Ke2 Kb5 27.Kd2 Ka4 28.Ke2 a5 29.Kf2 ab 30.ab ab 31.Ke2 Kb5 32.Kd2 Ba3 33.Kc2 Rb2 34.Rb2 Bb2 35.Kb2 Kc4 36.Kc2 b5 0-1

Game 22

Game 22

Pillsbury - Marco
Paris 1900
Queen's Gambit Declined

[ Rybka v2.2n2.w32 - 00:35:32]

D55: Queen's Gambit Orthodox Defence

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 OO 6.Nf3 b6 7.Bd3 (7.cd is preferable) Bb7 8.cd ed 9.Ne5 Nbd7 10.f4 c5 11.OO c4 (11...cd is better) 12.Bc2 a6 (12...h6 preserves equality) 13.Qf3 b5 14.Qh3 g6 15.f5 b4 (simply bad. 15...Ne5 gives a fighting chance) 16.fg hg 17.Qh4 bc 18.Nd7 Qd7 19.Rf6 a5 20.Raf1 Ra6 21.Bg6 fg 22.Rf8 1-0

Game 21

Game 21

Chernev - Hahlbohm
New York - 1942
Colle System

[ Rybka v2.2n2.w32 - 00:28:37]

D05: Queen's Pawn Game

1.d4 d5 2.Nf3 e6 3.e3 c5 4.c3 Nf6 5.Bd3 Nc6 6.Nbd2 Be7 7.OO OO 8.Qe2 Re8 9.dc Bc5 10.e4 e5 (10...Nd7 is better) 11.ed Nd5 12.Nb3 (12.Ne4 is better) Qb6 (12...Bb6 is better) 13.Bh7 Kh7 14.Qe4 Kg8 15.Qd5 Bf8 (15...Be7 is better) 16.Ng5 Be6 (a blunder. 16...Nd8 is the way to go.) 17.Qe4 g6 18.Qh4 Bg7 19.Be3 Qa6 (19...Qc7 should keep black still in the game, though this is still not enough to equalise) 20.Nc5 Qc4 21.Qh7 Kf8 22.Ne6 fe 23.Qg6 Nd8 24.Nh7 1-0

Game 20

Game 20

Rubinstein - Salwe
Lodz 1908
Queen's Gambit Declined

[ Rybka v2.2n2.w32 - 00:21:52]

D33: Queen's Gambit Tarrasch Defence

1.d4 d5 2.c4 e6 3.Nc3 c5 4.cd ed 5.Nf3 Nf6 6.g3 Nc6 7.Bg2 cd 8.Nd4 Qb6 9.Nc6 bc 10.OO Be7 11.Na4 (11.e4 is better) Qb5 12.Be3 OO 13.Rc1 Bg4 14.f3 Be6 15.Bc5 Rfe8 16.Rf2 Nd7 17.Be7 Re7 18.Qd4 Ree8 19.Bf1 Rec8 (19...Qb7 is slightly better) 20.e3 Qb7 21.Nc5 Nc5 22.Rc5 Rc7 (22...Bf5 is slightly better) 23.Rfc2 Qb6 24.b4 a6 25.Ra5 Rb8 (25...Rb7 gives more fighting chance) 26.a3 Ra7 (this loses a pawn) 27.Rc6 Qc6 28.Qa7 Ra8 29.Qc5 Qc7 30.Kf2 h5 31.Be2 g6 32.Qd6 Qc8 33.Rc5 Qb7 34.h5 a5 35.Rc7 Qb8 36.b5 a4 37.b6 Ra5 38.b7 1-0

Game 19

Game 19
Grunfeld - Schenkein
Vienna 1915
Queen's Gambit Declined

[ Rybka v2.2n2.w32]

D30: Queen's Gambit Declined.

1.d4 d5 2.c4 c6 3.Nf6 e6 4.e3 Nf6 5.Bd3 Nbd7 6.Nbd2 Be7 7.OO Qc2 8.e4 de 9.Ne4 Ne4 10.Be4 Nf6 11.Bc2 b6 12.Qe2 Bb7 13.Ne5 Rd8 14.Rd1 OO 15.Bf4 Bd6 (15...Qc8 is better) 16.c5 bc 17.dc Be5 (Beginning of the downfall. Surprisingly, Bc5 is better.) 18.Be5 Qa5 (18...Rad1 offers some hope) 19.Bf6 gf 20.Qg4 Kh8 21.Qh4 f5 22.Qe7 Bc8 23.b4 1-0