(1) Hoff,Michael R (1847) - Ivancic,Fabian (1642) [C55] Interclub A Adelaide (7), 16.06.2009 [Rybka 3 Human 32-bit (30s) ES] C56: Two Knights: 4 d4 exd4 5 0-0 Nxe4 1.e4 e5 2.d4 exd4 3.Nf3 Nc6 4.Bc4 Nf6 5.0-0 Bc5 6.e5 d5 7.exf6 dxc4 8.Re1+ Be6 9.Ng5 Qd5 10.Nc3 Qf5 11.g4 Qxf6 [11...Qg6 12.Nce4 is generally played here but the Max Lange Attack is full of traps and pitfalls for the unwary.] 12.Nd5 Qd8 13.Rxe6+ fxe6 14.Nxe6 Qd7 15.Ndxc7+ Ke7 [15...Kf7 16.Ng5+ Kg6 17.Qf3 Rae8 18.Nce6 1-0 Karpov,A (2304)-Petrukhin,D (2412)/Novosibirsk 2007/CBM 119 ext] 16.Bg5+ Kd6 17.Qf3N [17.Bf4+ Ke7 18.Nxc5 1-0 Mostertman,M (2044)-Cako,L (2233)/Groningen 2008/Mega2009 Update 01; >=17.Bf4+ Ke7 18.Nxc5+- ] 17...Nb4 [17...Qxc7 18.Qf4+ Kxe6 19.Qf5+ Kd6 20.Bf4+ Ke7 21.Bxc7+- ] 18.Bf4+ [18.Re1 a6 19.Bf4+ Ke7 20.Nxc5+ Kf7 21.Nxd7 Rhf8 22.Nxf8 h5 23.Qxb7 Ra7 24.Qxa7 Nc6 25.Qxa6 Kg8 26.Qxc6 h4 27.Qxc4+ Kh8 28.Ng6+ Kh7 29.Nxh4 d3 30.Qxd3+ g6 31.Qxg6+ Kh8 32.Be5# ] 18...Ke7 19.Re1 Kf7 20.Bg5+ [>=20.Bd6+! Kg8 21.Bxc5 Rb8 22.Bxb4 Qf7 23.Qxf7+ Kxf7 24.Ng5+ Kg6+- ] 20...Kg8 21.Nxa8 [21.Nxa8 Nxc2 22.Re4+- (22.Nxc5 Nxe1 23.Qe4 Qc6 24.Qxe1 h6+- ) ] 1-0

(2) Bourmistrov,Denis (2149) - Zulfic,Fedja (1971) [E22] O2C Doeberl Cup Premier Canberra (4), 10.04.2009 [Rybka 3 Human 32-bit (30s) ES] E22: Nimzo-Indian: 4 Qb3 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 Qe7 5.Bf4N This is a game where white's bishops steadily increase their influence. [5.a3 Bxc3+ 6.Qxc3 b6 7.f3 d5 8.cxd5 Nxd5 9.Qc2 Qh4+ 10.g3 Qxd4 11.e4 Ne7 12.Bf4 Bd7 13.Rd1 Qa4 14.Qxc7 Qc6 15.Ne2 Qxc7 16.Bxc7 Na6 17.Bd6 Bb5 18.Nc3 Bxf1 19.Rxf1 Nc8 Bogoljubow,E-Alekhine,A/GER/NLD 1929/MainBase/1-0 (48); 5.Bg5 c5 (5...h6 6.Bxf6 Bxc3+ 7.Qxc3 Qxf6 8.Nf3 b6 9.g3 Bb7 10.Bg2 d6 11.0-0 Nd7 12.Rfe1 Qe7 13.e4 0-0 14.e5 Rfd8 15.b4 a5 16.a3 dxe5 17.dxe5 Nb8 18.Nd4 Bxg2 19.Kxg2 axb4 20.axb4 Pirc,V-Flohr,S/Stubnanske Teplice 1930/EXT 1999/0-1 (33)) 6.a3 Ba5 7.e3 Nc6 8.d5 exd5 9.cxd5 Ne5 10.Rd1 0-0 11.Nf3 d6 12.Nxe5 Qxe5 13.Bf4 Qe7 14.Be2 a6 15.0-0 b5 16.Bf3 Bg4 17.Bxg4 Nxg4 18.a4 c4 19.Qc2 Qd7 Moller,B-Opocensky,K/Karlovy Vary 1948/MCD/0-1 (60); 5.e3 0-0= ] 5...c5 6.dxc5 Bxc5 7.e3 0-0 8.Nf3 d5 [8...d6 9.Be2= ] 9.a3 Controls b4 [9.Rd1 Nbd7 10.Be2 dxc4 11.Qxc4 a6= ] 9...dxc4 [9...Nc6 10.cxd5 exd5 11.Na4= ] 10.Bxc4 Nc6 11.Qc2 a6 [11...Rd8 12.0-0+/= ] 12.Rc1 Ba7 [12...Rd8 13.0-0+/= ] 13.0-0 [13.Ne4 Nxe4 14.Qxe4 Kh8+/= ] 13...e5 [13...Nh5!?= ] 14.Bg5+/- h6? [>=14...Be6 15.Nd5! Deflection: f6 15...Bxd5 16.Bxd5 Rac8+/- ] 15.Nd5+- Qd6 [15...Nxd5 16.Bxe7 Ndxe7+- ] 16.Nxf6+ gxf6 17.Qg6+ [17.Qg6+ Kh8 18.Bxf6+ Qxf6 19.Qxf6+ Kg8 20.Qg6+ Kh8 21.Qxh6+ Kg8 22.Qg6+ Kh8 23.Qf6+ Kg8 24.Ng5 Bf5 25.Bxf7+ Rxf7 26.Qxf7+ Kh8 27.Qxf5 Kg7 28.Ne6+ Kh6 29.Qg5+ Kh7 30.Qg7# ] 1-0

(3) Chapman,Mark (2290) - Cameron,Alistair (1671) [B96] Queen's Birthday Adelaide (1), 06.06.2009 [Rybka 3 Human 32-bit (30s) ES] B96: Sicilian Najdorf: 6 Bg5 e6 7 f4, lines other than 7...Qb6 and 7...Be7 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 Mark has an excellent understanding of Najdorf theory and this was an unwise opening choice for Alistair. 6.Bg5 e6 7.f4 Qc7 8.Qf3 Nbd7 9.0-0-0 b5 10.Bxf6 Nxf6 11.e5 Bb7 12.Qe3 dxe5 [12...Nd5 13.Nxd5 Bxd5 14.Nxb5 axb5 15.Rxd5 Rxa2 16.Rxb5 Ra1+ 17.Kd2 dxe5 18.Qb3 Qd8+ 19.Bd3 Rxh1 20.Rb8 exf4 21.Qa4+ Ke7 22.Rb7+ Kd6 23.Qd4+ 1-0 Hector,J (2637)-Svensson,B (2463)/Sweden 2004/EXT 2006] 13.Ncxb5 axb5 14.Bxb5+ Ke7 [14...Nd7 15.Nxe6 fxe6 16.Rxd7 Qxd7 17.Qb6 Kf7 Castling long here was illegal. 18.Bxd7 Bd5 19.fxe5 Rxa2 20.Bxe6+ 1-0 Chapman,M (2402)-Broekhuyse,P (2116)/Manly Sydney AUS 2009 Mark told me that this game had a little extra drama due to Paul castling across check and being made to move his King by the arbiter.] 15.Nc6+!!N Decoy: c6 [15.fxe5 Nd5 16.Qg5+ f6 17.Qg4 Qxe5 18.Rhe1 Qg5+ 19.Qxg5 fxg5 20.Bc4 Ra4 21.Rxe6+ Kf7 22.Bxd5 Rxd4 23.Rxd4 Bxd5 24.Re2 Be6 25.Rd8 g6 26.Rb8 g4 27.Kb1 h5 28.a4 h4 29.a5 g3 Otte,M (2249)-Op den Kelder,J (2245)/Venlo 2008/CBM 123 Extra/1-0 (53)] 15...Ke8 [15...Bxc6 16.Qc5+ Decoy Double attack] 16.Na5+ [16.Na5+ Nd7 17.Rxd7 Qxd7 18.Bxd7+ Kxd7 19.Nxb7+- ] 1-0

(4) Zulfic,Fedja (1964) - Juszczynski,Mathew (1837) [D10] SA Championship Adelaide (4), 03.03.2009 [Rybka 3 Human 32-bit (30s) ES] D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3 This game has a good old fashioned King hunt. 1.c4 c6 2.d4 d5 3.cxd5 cxd5 4.Nc3 Nc6 5.Bf4 Nf6 6.e3 a6 7.Bd3 Bg4 8.f3 Bh5 9.Qb3 b5 10.Nxb5 [10.Rc1 Na5 11.Bxb5+ axb5 12.Qxb5+ Qd7 13.Qxd7+ Kxd7 14.Na4 Nc4 15.Rxc4 dxc4 16.Nb6+ Kc6 17.Nxa8 Ne8 18.Kd2 e6 19.Kc3 Nd6 20.Ne2 Be7 21.Bxd6 Bxd6 22.Kxc4 Rxa8 23.Nc3 f5 24.a4 Rb8 Zulfic,F (1964)-Dalton,S (2008)/Adelaide 2009/Mega2009 Update 04/1/2-1/2 (69)] 10...axb5 [10...Qa5+ 11.Kf2 ] 11.Bxb5 Qa5+ 12.Kf2 Kd7N [12...Rc8 13.Rc1 Qa8 14.Ne2 g5 15.Rxc6 Rxc6 16.Rc1 Kd8 17.Bxc6 Qa7 18.Bb8 Qa6 19.Bb7 1-0 Janssen,R (2270)-Demirel,T (2190)/Dieren 1996/EXT 2001; 12...Rc8 13.Rc1 Qa8+- ] 13.Rc1 Rc8 [13...g5 doesn't get the cat off the tree 14.Bxc6+ Ke6 15.Rc5 Qd2+ 16.Ne2 Ne4+ 17.Kf1+- ] 14.Rxc6 Rxc6 15.Ne2 g6 [15...Kd8 the only chance to get some counterplay 16.Bxc6 Qa7+- ] 16.Bxc6+ Kxc6 17.Rc1+ Kd7 18.Qb7+ Ke6 [18...Ke8 does not help much 19.Rc8+ Qd8 20.Rxd8+ Kxd8 21.Qc7+ Ke8 22.Qc8# ] 19.Qc8+ [19.Rc6+ Kf5 20.Ng3# ] 19...Nd7 20.Rc6+ Kf5 21.Ng3# 1-0

(5) Morris,James (2089) - Cloudsdale,Colin (1928) [B28] Adelaide Checkmate Freytag Open Adelaide (4), 04.07.2009 [Rybka 3 Human 32-bit (30s) ES] B28: Sicilian: 2 Nf3 a6 (O'Kelly Variation) 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 Nc6 6.Nc2 Bc5 7.Nc3 Nf6 8.Be2 d6 9.0-0 0-0 10.Kh1N [10.a3 Qc7 11.Be3 Ba7 12.Rc1 b6 13.f4 Bb7 14.b4 Rad8 15.Na1 Qb8 16.Qe1 Ne7 17.Bf3 Ng6 18.Qf2 Ba8 19.Nb3 Rd7 20.g3 Rc8 21.Nd2 Rcd8 22.Na4 b5 23.Nb6 Bxb6 24.Bxb6 Rc8 Kozakov,M (2400)-Herve,D (1810)/Angers 2001/EXT 2003/1-0 (34); 10.Rb1 e5= ] 10...Ba7 [10...e5 11.f4= ] 11.Bg5 [11.Qd3+/= ] 11...Qc7 [11...h6!? 12.Bh4 g5= ] 12.Bxf6+/- gxf6 13.f4 Kh8 14.Qe1 Qe7 15.f5 [15.Rd1 Bd7+/= ] 15...Ne5 [15...Nd4 16.Qd2 Nxc2 17.Qxc2= ] 16.Qh4 [16.Qd2 Rg8+/= ] 16...Bd7 17.Nb4 Rac8?? [>=17...Bc6= had to be tried] 18.Nbd5! a fitting end to a beautiful game 18...exd5 [18...exd5 19.Nxd5 Combination; /\18...-- 19.Nxe7 Wins material] 19.Nxd5 Qe8 [19...Qd8 is still a small chance 20.Nxf6 Kg7 21.Qxh7+ Kxf6 22.Qh4+ Kg7 23.f6+ Qxf6 24.Qxf6+ Kh7 25.Qh4+ Kg8 26.Qg5+ Ng6+- ] 20.Nxf6 [20.Nxf6 h5 21.Qxh5+ Kg7 22.Nxe8+ Rfxe8 23.f6+ Kg8 24.Qh6 Rxc4 25.Qg7# ] 1-0

(6) Worthley,Stephen - Juszczynski,Mathew (1872) [B23] Interclub A Adelaide (6), 09.06.2009 [Rybka 3 Human 32-bit (30s) ES] B23: Closed Sicilian: Lines without g3 1.e4 c5 2.Nc3 Nc6 3.f4 e6 4.Nf3 d5 5.exd5 exd5 6.d4 Nf6 7.h3 [7.Bb5 a6 (7...Be7 8.0-0 0-0 9.Bxc6 bxc6 10.Kh1 Bg4 11.dxc5 Bxc5 12.Qd3 Qc8 13.Nd4 Re8 14.h3 Bxd4 15.Qxd4 Bxh3 16.Qd3 Bf5 17.Qd1 Ne4 18.Rf3 Bg4 0-1 Press,B-Wang,O/Manly Sydney AUS 2009) 8.Bxc6+ bxc6 9.0-0 Be7 10.Ne5 Qc7 11.Be3 cxd4 12.Qxd4 0-0 13.Na4 Nd7 14.Nxd7 Bxd7 15.c3 Rab8 16.f5 Bf6 17.Qd2 Qc8 18.Nc5 a5 19.Bg5 Bxg5 20.Qxg5 f6 21.Qh5 Rxb2 Tumurbator,P (2375)-Mascarinas,R (2385)/La Valetta 1980/EXT 2000/0-1] 7...cxd4 8.Nxd4 Bc5N [8...Ne4 9.Nxe4 dxe4 10.Nxc6 Qh4+ 11.Ke2 bxc6 12.Be3 Ba6+ 0-1 Heimbrodt,B (1625)-Bandow,A (2153)/Berlin 2006/EXT 2007; 8...Ne4 9.Nxe4 dxe4=/+ ] 9.Bb5? [9.Qe2+!? Kd7 10.Nf3=/+ ] 9...Qe7+ [9...0-0 10.Bxc6 bxc6 11.0-0-/+ ] 10.Nce2 Ne4 [>=10...Bxd4 11.Qxd4 0-0-/+ ] 11.Nxc6?? Who has the faster attack? [>=11.0-0=/+ this is the best bet to save the position] 11...Qh4+ 12.g3 [12.Ng3 Qxg3+ 13.Ke2 Nc3+ 14.bxc3 Qf2+ 15.Kd3 Bf5# ] 12...Bf2+ 13.Kf1 Qxh3+! Mate attack 14.Rxh3 [14.Rxh3 Bxh3# Mate attack] 14...Bxh3# 0-1

(7) Juszczynski,Mathew (1872) - Jackson,Ralph (1916) [A42] Adelaide Checkmate Freytag Open Adelaide (7), 05.07.2009 [Rybka 3 Human 32-bit (30s) ES] A42: Modern Defence: Averbakh Variation 1.d4 g6 2.c4 Bg7 3.e4 d6 4.Nc3 Nc6 5.d5 Nd4 6.Be3 c5 7.dxc6 Nxc6 8.Qd2 Bd7N [8...Nf6 9.h3 (9.f3 Bd7 (9...0-0 10.Nge2 Nd7 11.Rc1 Nc5 12.h4 h5 13.Nf4 a6 14.Be2 Ne5 15.Nfd5 Be6 16.Rd1 Rc8 17.0-0 a5 18.Bh6 Ncd7 19.Bxg7 Kxg7 20.f4 Bxd5 21.cxd5 Qb6+ 22.Kh1 Nc4 23.Bxc4 Rxc4 24.Qe2 Lieb,H (2275)-Sieg,U/Germany 1990/GER-chT2/0-1 (46)) 10.Nge2 Rc8 11.Nd4 0-0 12.Be2 Nxd4 13.Bxd4 Qa5 14.0-0 Be6 15.b3 Nd7 16.Rfd1 1/2-1/2 Schweber,S (2450)-Panno,O (2545)/Esquel 1979/EXT 2004) 9...0-0 10.Nf3 Be6 (10...a6 11.Bd3 Qa5 12.0-0 Rb8 13.a3 Qd8 14.Rac1 Na5 15.Qc2 Be6 16.Nd5 b5 17.cxb5 axb5 18.b4 Bxd5 19.exd5 Nc4 20.Bxc4 Rc8 21.Qd3 bxc4 22.Rxc4 Rxc4 23.Qxc4 Qa8 24.Rd1 Qxa3 25.b5 Pytel,K (2319)-Dobrzynski,W (2247)/Wroclaw 1972/EXT 2001/1-0 (45)) 11.Be2 Na5 12.c5 Nc4 13.Bxc4 Bxc4 14.e5 dxe5 15.Qxd8 Rfxd8 16.Nxe5 Ba6 17.Rd1 Nh5 18.Nf3 e5 19.g3 e4 20.Nd4 Bd3 21.Nde2 Rac8 22.Nc1 Ba6 23.Rd2 Bertok,M-Udovcic,M/Zagreb 1965/MCL/0-1 (73); 8...Be6 9.Nf3 Nf6 10.Bh6 0-0 11.Be2 Bxh6 12.Qxh6 Qb6 13.0-0 Qxb2 14.Rfc1 Ng4 15.Qh4 f6 16.Rab1 Qa3 17.Nb5 Qc5 18.Nc7 Bd7 19.Nxa8 Na5 20.h3 Ne5 21.Nxe5 dxe5 22.Rd1 Bc6 23.Rb5 Enklaar,B-Spiridonov,N/Sinaia 1965/EXT 2001/1-0; 8...Nf6 9.c5= ] 9.Be2 Rc8 10.h4 [10.Nf3 Bg4= ] 10...h5 [10...Qa5 11.Rc1= ] 11.Nf3 Nf6 12.0-0 Ng4 13.Bg5 Nge5 [13...Qa5 14.Rac1= ] 14.Nxe5 Nxe5 15.b3 [15.Nd5 f6 16.Be3 Nxc4 17.Bxc4 Rxc4+/= ] 15...a6 Secures b5 [15...Qa5!? 16.Nd5 Qxd2 17.Bxd2 e6= ] 16.Nd5+/= Nc6 17.Rad1 Be6 18.Be3 [18.Qe3 Bxd5 19.exd5 Ne5+/- ] 18...Bxd5 [18...0-0 19.Rc1+/= ] 19.exd5+/- Nb8 20.f4 0-0 [20...f5 21.Qb4 Qc7 22.Bb6+/= ] 21.f5+/- Nd7 22.Bh6 [22.fxg6 fxg6 23.g4 Ne5 24.Rxf8+ Qxf8+/- ] 22...Nf6 [>=22...Ne5!?+/= is an interesting idea] 23.fxg6+- fxg6 24.Qg5 Kh7? [>=24...Bxh6 25.Qxh6 Rf7 26.Qxg6+ Rg7+- ] 25.Bd3 Qe8 26.Bxg7 Kxg7 27.Rf3 [>=27.Rde1 Rc7 28.c5+- ] 27...Rh8?? [>=27...Nh7 28.Rxf8 Nxf8+- ] 28.Re1 Qf7 [28...Rg8 29.Rg3 Kh7+- ] 29.Bxg6! Mate attack [29.Bxg6 Rh7 30.Bxf7+ Kxf7 31.Rxe7+ Kxe7 32.Qxf6+ Kd7 33.Qf5+ Kc7 34.Qxh7+ Kb6 35.Qd7 Rb8 36.Qxd6+ Ka7 37.Rf8 Rxf8 38.Qxf8 Kb6 39.d6 Kc6 40.Qe7 Kc5 41.d7+ Kd4 42.d8Q+ Kc3 43.Qe1+ Kb2 44.Qdd2+ Ka3 45.Qec1# ] 1-0

(8) Zulfic,Fedja (1955) - Goldsmith,Alan D (2065) [A46] Interclub A Adelaide (8), 23.06.2009 [Rybka 3 Human 32-bit (30s) ES] A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems 1.d4 Nf6 2.Nf3 c5 3.e3 Rg8N [3...Nc6 4.c4 g6 5.d5 Nb4 6.a3 Na6 7.Nc3 d6 8.Bd3 Nc7 9.e4 Bg7 10.e5 dxe5 11.Nxe5 0-0 12.Nf3 e6 13.dxe6 Nxe6 14.0-0 b6 15.Qc2 Bb7 16.Ne4 Nh5 17.Rd1 Nhf4 18.Bf1 Trinidad,V-Alvarez,J/Montevideo 1960/EXT 2009/0-1; 3...Qc7 4.Be2 (4.c4 cxd4 5.exd4 d5 6.cxd5 Nxd5 7.Be2 Bf5 8.0-0 e6 9.Nc3 Be7 10.Qa4+ Nd7 11.Nxd5 exd5 12.Be3 0-0 13.Rfc1 Qb6 14.b3 Nf6 15.Ne5 Bd6 16.g4 Bc8 17.g5 Ne4 18.Qb5 Qxb5 Huch,R-Kammer,C/Bayern 1995/EXT 1999/1-0 (37)) 4...g6 5.0-0 Bg7 6.c4 0-0 7.Nc3 d6 8.Re1 Na6 9.h3 Bf5 10.a3 Rad8 11.d5 e5 12.dxe6 fxe6 13.g4 Bxg4 14.hxg4 Nxg4 15.Qc2 d5 16.cxd5 Bxc3 17.bxc3 exd5 18.Bd1 Staiger,F (2325)-Fronczek,H (2270)/Germany 1997/EXT 2002/0-1 (50); 3...a6 4.c4 cxd4 (4...Nc6 5.a3 g6 6.b3 b5 7.Nbd2 Bg7 8.Bb2 d6 9.Bd3 Bg4 10.Qc2 b4 11.h3 Bd7 12.a4 0-0 13.g4 Qb6 14.d5 Nd8 15.g5 Ne8 16.h4 e5 17.h5 f5 18.hxg6 hxg6 19.0-0-0 Revnell,J-Garrison,R/Gaylord 1993/EXT 2003/1-0 (33)) 5.exd4 d5 6.Nc3 g6 7.Qb3 Bg7 8.cxd5 0-0 9.Be2 Nbd7 10.Bg5 h6 11.Bh4 g5 12.Bg3 Nb6 13.h4 g4 14.Ne5 Nbxd5 15.Nxd5 Qxd5 16.Bc4 Qa5+ 17.Kf1 e6 18.Rd1 Litwin,J (2232)-Popiolek,H (2190)/Polanica Zdroj 1999/EXT 2001/1-0; 3...cxd4 4.exd4 d5 5.Bd3= ] 4.c4 g5 5.Nc3 g4 6.Nd2 Nc6 [6...d6 7.a3+/= ] 7.Nb3 [7.dxc5 b6+/= ] 7...b6 8.Be2 [8.dxc5 e6+/= ] 8...Bb7 9.d5 Ne5 10.e4 e6 [10...Ba6 11.Bf4 Nxc4 12.Nd2+/= ] 11.0-0 Bd6 12.Kh1 [12.Be3 h5= ] 12...Nh5 [12...h5 13.f4 gxf3 14.gxf3= ] 13.Nb5 [13.a4 a5+/= ] 13...Bb8 14.dxe6 [14.Be3!?+/= ] 14...Qh4 [>=14...dxe6 15.Qxd8+ Kxd8=/+ ] 15.Nd6+? [>=15.Nd2!? fxe6 16.g3-/+ ] 15...Bxd6-+ 16.Qxd6 g3 17.h3 gxf2?? weakens [17...Qxe4!? 18.f3 Qxe2-+ ] 18.Bxh5 [18.Qxe5 Ng3+ 19.Kh2 Nxe2 20.exf7+ Kxf7 21.Qf5+ Ke7 22.Qxf2 Qg3+ 23.Qxg3 Nxg3= ] 18...Qxh3+ [>=18...Qxh5!? 19.exd7+ Kd8-/+ ] 19.gxh3= Bxe4+ 20.Kh2?? [>=20.Bf3! Bxf3+ 21.Kh2 Rg2+ 22.Kh1 Rg3+ 23.Kh2 Rg2+ 24.Kh1 Rg3+ 25.Kh2 Rg2+= ] 20...Rg2+ 21.Kh1 Rg4+ 22.Kh2 Nf3+ 23.Kh1 Rg1+ [23...Rg1+ 24.Rxg1 fxg1Q# ] 0-1

(9) Searle,Zachary (1746) - Cloudsdale,Colin (1928) [B90] Interclub A Adelaide (7), 16.06.2009 [Rybka 3 Human 32-bit (30s) ES] B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f3 b5 7.Be3 e6 8.Qd2 Be7 9.0-0-0 Bb7 10.g4 Nfd7 11.g5 Nc5 [11...Nb6 12.h4 (12.Bd3 N8d7 13.Qg2 Qc7 14.Qh3 Ne5 15.g6 Nxg6 16.Rhg1 Nc4 17.Bxc4 Qxc4 18.Nb3 Rc8 19.Kb1 Qc7 20.Rd2 Bf6 21.Bd4 Bxd4 22.Nxd4 b4 23.Nce2 Ne5 24.b3 g6 25.f4 Nc6 26.Qe3 Nxd4 Aldokhin,I (2172)-Surikov,R (1983)/Moscow 2008/CBM 122 Extra/1-0 (55)) 12...N8d7 13.h5 b4 14.Nb1 d5 15.Qg2 dxe4 16.fxe4 Qc7 17.g6 Bf6 18.gxf7+ Kxf7 19.Qg4 Rhe8 20.h6 Ne5 21.Qf4 g5 22.Qh2 Bxe4 23.Bg2 Bg6 24.Bxa8 Rxa8 25.Qg2 Nec4 26.Bxg5 Anand,V (2555)-Georgiev,K (2480)/Palma de Mallorca 1989/TD/1-0 (33)] 12.h4 Qa5N [12...Nbd7 13.Bd3 Qc7 14.Kb1 b4 15.Nce2 d5 16.exd5 Bxd5 17.Rhf1 Nxd3 18.cxd3 Qb7 19.f4 Nc5 20.Ng3 a5 21.h5 a4 22.Rc1 Nb3 23.Qf2 Nxc1 24.Rxc1 Kd7 25.f5 Rhc8 26.Rxc8 Rxc8 27.g6 Zaragatski,I (2154)-Modr,B (2317)/Dortmund 1999/EXT 2002/0-1 (34); 12...b4 13.Nce2 Nbd7 (13...d5 14.exd5 Bxd5 15.Nf5 Qa5 16.Nxe7 Kxe7 17.Nf4 Rd8 18.Qd4 Nb7 19.Qxg7 Bxf3 20.Rxd8 Nxd8 21.Ng6+ hxg6 22.Qf6+ Ke8 23.Qxf3 b3 24.cxb3 Qe1+ 25.Kc2 Nbc6 26.Bb5 1-0 Rewitz,P (2325)-Pedersen,S (2400)/Copenhagen 1995/CBM 047 ext) 14.Kb1 Qb6 15.h5 0-0-0 16.c3 Ne5 17.Ng3 bxc3 18.Qxc3 Kb8 19.Nb3 f6 20.Bh3 Qc7 21.h6 gxh6 22.gxf6 Bxf6 23.Nh5 Nxf3 24.Nxf6 Nxe4 25.Ba7+ 1-0 Jusic,Z (2365)-Orak,L (2355)/Pula 1997/EXT 1998; 12...b4 13.Nce2 Qb6 14.Nf4+/- ] 13.Kb1 b4 [13...Nbd7 14.Nb3 Qd8 15.Nxc5 dxc5 16.Qh2+/- ] 14.Nce2 d5 [14...Qa4 15.Rh3+/- ] 15.e5 [>=15.a3!? Na4 16.axb4 Bxb4 17.c3+/- ] 15...Nbd7+/= 16.Bf4 Qc7 17.Qe3 [‹17.Qxb4 Nd3 18.Qd2 Nf2=/+ (‹18...Nxf4 19.Nxf4 (‹19.Qxf4 Rc8=/+ ) 19...0-0 20.g6 Nxe5 21.gxf7+ Rxf7 22.Nfxe6+/= (22.Ndxe6?! Qb6= ) ) ] 17...Rc8 [17...Nb6 18.b3+/= ] 18.Rc1 [18.h5 Qd8+/= ] 18...Qb8 [18...a5 19.Nf5 Bf8 20.Nd6+ Bxd6 21.exd6+/= ] 19.Ng3 [>=19.h5+/= ] 19...Bd8? [>=19...Qa7!?= ] 20.Ngf5!+/- Bc7 [20...exf5 21.e6 Combination] 21.Nd6+ [21.Nxg7+!? Kf8 22.Nh5 Bxe5 23.Bxe5 Qxe5 24.Qd2+- ] 21...Bxd6+/- 22.exd6 0-0 23.h5 [23.Bh2+/- ] 23...Rfe8 [23...e5 24.Bxe5 Rce8 25.f4 Nxe5 26.fxe5 Qxd6 27.exd6 Rxe3 28.Nf5= ] 24.Bg3 [24.h6 g6 25.Be5 Red8+/- ] 24...Qa7 [24...e5 25.Nf5 d4 26.Qe2+/- ] 25.g6 [>=25.Rh4+- ] 25...Nf6?? [>=25...fxg6 26.hxg6 hxg6+- ] 26.Be5+- Ncd7 [26...Ba8 27.Bxf6 gxf6 28.Qh6 fxg6 29.hxg6+- ] 27.Bd3 [>=27.gxh7+ Kh8 28.h6+- ] 27...Rc4 [27...Nxe5 28.Qxe5 fxg6 29.hxg6 h6 30.Rxh6 gxh6 31.Qxf6 Bc6+- ] 28.gxh7+ Nxh7 [28...Kh8 29.Qg5 Nxh5 30.Rxh5 Nxe5+- ] 29.Bxh7+ [29.Bxh7+ Kxh7 30.Bxg7 Kxg7 31.Qf4 Rf8 32.Nxe6+ Kh7 33.Nxf8+ Nxf8 34.Qxf7+ Kh6 35.Rcg1 Qxg1+ 36.Rxg1 Rg4 37.Qxf8+ Kxh5 38.Rxg4 Bc6 39.Qh8# ] 1-0

(10) Cloudsdale,Colin (1928) - Cheng,Bobby (2130) [C05] Adelaide Checkmate Freytag Open Adelaide (2), 04.07.2009 [Rybka 3 Human 32-bit (30s) ES] C05: French Tarrasch: 3...Nf6 4 e5 Nfd7, 5 f4 and 5 Bd3 sidelines Bobby is the 2009 World U12 chess champion. 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4 c5 6.c3 b6 7.Ndf3 Ba6 8.Bxa6 Nxa6 9.Ne2 Nab8?N [9...Rc8 10.0-0 Be7 11.f5 0-0 12.Nf4 Rc6 13.c4 Nc7 14.cxd5 Nxd5 15.Nxd5 exd5 16.Qe1 cxd4 17.Qg3 Re8 18.f6 Bf8 19.Nxd4 Rc4 20.Nf5 g6 21.Bf4 Re4 22.Rae1 Nc5 23.Nd6 Bxd6 24.exd6 Paci,R (2017)-Chahbazian,T (1915)/Aix les Bains 2009/Mega2009 Update 21/1-0 (33); 9...Nc7 10.0-0 f5 11.exf6 Nxf6 12.Ne5 Bd6 13.Ng3 0-0 14.Be3 c4 15.Qe2 b5 16.Rae1 Qe7 17.f5 Ne4 18.Nxe4 dxe4 19.Qg4 Bxe5 20.dxe5 exf5 21.Rxf5 Rxf5 22.Qxf5 Re8 23.Bd4 Ne6 24.Qxe4 Dobrovolsky,L (2415)-Moskalenko,V (2500)/Odessa 1989/TD/1/2-1/2 (56); 9...g6 10.0-0 (10.Be3 Be7 11.Rc1 c4 12.0-0 b5 13.Kh1 Nb6 14.b3 Nc7 15.Qc2 h5 16.Neg1 Qd7 17.Nh3 0-0-0 18.Nhg5 Rdf8 19.h4 Kb7 20.g3 Ka8 21.Nd2 Ne8 22.Ra1 Ng7 23.Bf2 Bxg5 24.fxg5 Rb8 Baretic,D-Ugrinovic,D/Vrnjacka Banja 1966/EXT 1999/1/2-1/2 (52)) 10...Be7 11.Be3 Qc7 12.Rc1 c4 13.Bf2 b5 14.Bh4 Nb6 15.Qe1 0-0-0 16.b3 Kb7 17.Rb1 Ka8 18.bxc4 bxc4 19.Rb5 Qd7 20.Ra5 Nb8 21.Bxe7 Qxe7 22.Qb1 Qb7 23.Qb2 Nc6 24.Rb5 Milic,B-Ugrinovic,D/Belgrade 1966/EXT 1999/1-0 (66); 9...Nc7 10.0-0+/= ] 10.0-0 [10.f5 exf5 11.0-0 Be7+/- ] 10...Nc6 [10...cxd4 11.Nexd4 Bc5 12.f5+/= ] 11.Be3 [11.f5 exf5 12.Qb3 c4+/- ] 11...g6 12.Kh1 [12.c4 Ne7+/= ] 12...Bg7 [12...Qc7 13.Bf2= ] 13.g4 [13.c4 Ne7+/= ] 13...h5= 14.Rg1 [14.gxh5 Rxh5 (‹14...gxh5 15.f5+/- ) 15.Kg1 Ne7= ] 14...hxg4=/+ 15.Rxg4 c4 16.Qc2 Qe7 17.Bf2 b5 18.Rag1 Nf8 19.Bh4 Qc7 20.Ng3 Bh6 [20...Qd7!?= ] 21.Bf6+/= Rh7 22.f5 exf5 23.Nxf5 gxf5 24.Rg8 Qd7 25.Nh4 Ne7? [>=25...Qe6!? 26.Nxf5 Kd7+/= ] 26.Bxe7+/- Qxe7 27.Nxf5 Qe6 28.Nd6+ [>=28.Nh4 0-0-0 29.Rxf8+/- ] 28...Kd7= 29.Rxf8 Bxf8 30.Qxh7 Bxd6 31.exd6 Kxd6 32.Rf1 f6 33.Qh4 Rf8 34.Re1 Qf7 35.Qf4+ Kc6 36.Qf5 Kb6?? [>=36...Kc7= ] 37.Re6++- Ka5 [37...Kc7 38.Qxd5 Qxe6 39.Qxe6 Rd8+- ] 38.Qxd5 [>=38.b4+ cxb3 39.axb3 Qxe6 40.Qxe6+- ] 38...Qh7?? [>=38...Qc7 39.b4+ cxb3 40.Qxb3 Qc4 41.Qxc4 bxc4+/- ] 39.b4+ cxb3 40.Qxb3 Qb7+ 41.d5 b4 42.cxb4+ [42.Qc4 Qb6 43.Rxb6 Kxb6 44.Qxb4+ Kc7 45.Qxf8 Kb7 46.Qxf6 a6 47.Qc6+ Kb8 48.d6 Ka7 49.d7 a5 50.d8Q a4 51.Qcb6# ] 42...Qxb4+- 43.Ra6+!! Kb5 [43...Kxa6 44.Qxb4 Deflection] 44.a4+ Kc5 45.Rc6+ [45.Rc6+ Kd4 46.Qxb4+ Ke5 47.Re6+ Kf5 48.Qxf8 Kg4 49.Qxf6 Kh5 50.Re4 a5 51.Rh4# ] 1-0

(11) Chapman,Mark (2402) - Ayvazyan,Armen (2232) [B89] Australian Open Sydney (3), 03.01.2009 [Rybka 3 Human 32-bit (30s) ES] B89: Sicilian: Velimirovic Attack 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.Be3 Be7 8.Qe2 0-0 9.0-0-0 a6 10.Bb3 Nxd4 11.Bxd4 b5 12.f4 [12.e5 dxe5 13.Bxe5 Qb6 14.Ne4 Nd7 15.Bd4 Qc7 16.Kb1 Rb8 17.Rd3 Bb7 18.Rhd1 Rbd8 19.Qg4 e5 20.Be3 Bxe4 21.Rxd7 Qc6 22.Rxe7 Rc8 23.Rd2 a5 24.Qd7 Qxd7 25.Rdxd7 a4 26.Bxf7+ Rxf7 Feher,G (2375)-Kiss,A (2435)/Veszprem 1996/EXT 2004/1-0 (31)] 12...b4 13.Na4 e5N [13...Nd7 14.Rd3 Bb7 15.Rhd1 Qa5 16.Rg3 Bf6 17.Nb6 Bxd4 18.Nxd7 Rfd8 19.Rxd4 Rxd7 20.Qg4 g6 21.f5 Qe5 22.Rd1 Re7 23.Qh4 Rc7 24.Rh3 h5 25.Rg3 Bxe4 26.fxe6 Bxc2 27.exf7+ Kf8 28.Bxc2 Solovjova,V (2265)-Chistiakova,T (2351)/Orel 2006/CBM 113 ext/0-1 (31)] 14.fxe5 [14.Bxe5!? Bg4 15.Qe3 Bxd1 16.Bxf6+/= ] 14...Bg4=/+ 15.Qe3 Nd7 [>=15...dxe5!? 16.Bxe5 Bxd1 17.Rxd1 Qe8=/+ ] 16.Qg3+/= Bg5+ 17.Kb1 Bxd1 18.Rxd1 dxe5 19.Bxe5 Bf6 [19...Re8 20.Bc7 Qe7 21.Rf1+/- ] 20.Bd6 Re8 [20...Be7 21.Bf4+/- ] 21.Qf3 [21.Qg4 Be5 22.Bxe5 Nxe5 23.Bxf7+ Nxf7 24.Rxd8 Raxd8+/- ] 21...Qc8 [21...Qa5 22.Rd5 Qd8 23.Bxb4+/- ] 22.Qh5 g6 [22...Rxe4!? 23.Bxf7+ Kh8+- ] 23.Bxf7+!+- Kxf7 24.Qxh7+ Bg7 25.Rf1+ Nf6 26.e5 Re6 27.exf6 Rxf6 28.Rxf6+ Kxf6 29.Be5+! Kxe5 30.Qxg7+ Kf5 31.Qf7+ Kg5 [31...Ke5 32.Nb6 Qd8 33.Nc4+ Kd4+- ] 32.Qe7+ [>=32.Nb6!? Qf8 33.Qd5+ Kh6 34.Qd2+ Kg7 35.Nxa8 Qxa8 36.Qd4+ Kh6 37.Qxb4 Qxg2 38.Qh4+ Kg7 39.b3+- ] 32...Kh5+/- 33.Qxb4 [33.Nb6!? Qg4 34.a3 Qd1+ 35.Ka2+/- ] 33...Qg4= 34.Qxg4+ Kxg4 35.c4 Rh8 36.c5 Rxh2 37.Nb6 Rh7 [37...Rxg2?? 38.c6+- ] 38.Nd5 Kg3?? Is not the right square for the King. [>=38...Kf5 39.c6 Ke6= ] 39.c6+- Kxg2 40.c7 Rh8 41.Ne7 g5 42.c8Q Rxc8 43.Nxc8 g4 44.Nd6 Kf3 45.Nf5 Kf4 46.Nh4 [>=46.Ng7+- ] 46...Kg3?? [>=46...g3= ] 47.Ng6+- [47.Ng6 Kf2 48.a4+- ] 1-0

(12) Stead,Kerry (2087) - Stevens,Tristan (2006) [B22] 2009 Oceanic Zonal Open Tweed Heads (7), 24.06.2009 [Rybka 3 Human 32-bit (30s) ES] B22: Sicilian: 2 c3 1.e4 d5 2.e5 Kerry wasn't going to give his opponent what he wanted. 2...Bf5 3.c3 c5 4.g4 White was not keen to give black an easy French with the bad bishop outside the pawn chain. 4...Bg6N [4...Bd7 5.d4 e6 6.g5 Nc6 7.h4 Qa5 8.Bd2 Qb6 9.Be3 Qxb2 10.Nd2 Qxc3 11.Ne2 Qa5 12.f4 cxd4 13.Bxd4 Bb4 14.Be3 d4 15.Bg1 d3 16.Ng3 Nxe5 17.fxe5 Qxe5+ 18.Kf2 Bxd2 19.Rb1 Valdes,N-Saladen,R (2281)/Cali 2000/CBM 079 ext/0-1 (42); 4...Be4 5.f3 Bxb1 6.Rxb1 e6 7.Ne2 Nc6 8.d4 cxd4 9.Qa4 Bc5 10.cxd4 Bb6 11.h4 Qd7 12.Qd1 f6 13.f4 fxe5 14.fxe5 0-0-0 15.b4 Kb8 16.a4 Nh6 17.a5 Bc7 18.Nc3 Rhf8 19.Bb5 Dzwikowski,A (2085)-Nowak,R (2110)/Poznan 2001/EXT 2006/0-1 (37)] 5.Ne2 [5.d4 e6=/+ ] 5...Nc6 6.d4 e6 7.Be3 cxd4 8.cxd4 [8.Nxd4!? Nxe5 9.f4=/+ ] 8...Nb4 9.Nf4 Nc2+ 10.Kd2 Bb4+ [10...Qa5+ 11.Nc3 Nxa1 12.Bb5+ Kd8 13.Nxg6 hxg6 14.Qxa1-/+ ] 11.Nc3=/+ Nxa1?? [>=11...Bxc3+ 12.bxc3 Nxa1 13.Bb5+ Kf8 14.Qxa1 Ne7=/+ ] 12.Qa4++- Kf8 13.Qxb4+ Ne7 14.Bd3 [14.Be2!? a5 15.Qd6 Nc2 16.Nxg6+ hxg6 17.Kxc2 Qxd6 18.exd6 Nc6+- ] 14...Kg8 15.Rxa1 Nc6? [15...Bxd3 16.Nxd3 Nc6 17.Qxb7+- ] 16.Qa4 [16.Qxb7!? Rc8+- ] 16...Qh4 [16...Bxd3 17.Kxd3 a6 18.Rc1+/- ] 17.h3 [17.Be2 Rb8+- ] 17...Bxd3 18.Kxd3 g5? [>=18...Rc8+- ] 19.Nh5 Qxh3 20.Rg1 [>=20.Kd2+- ] 20...f5? [20...a5 21.Kc2+- ] 21.Nf6+ [>=21.Qb3 Ne7 22.Qxb7 Kf7+- ] 21...Kf7 [21...Kg7 22.f4! h5 23.gxf5 Qxf5+ 24.Kd2 g4+- ] 22.Rg3?? [>=22.gxf5 Qxf5+ 23.Kd2+- ] 22...Qf1+-/+ 23.Kd2 [23.Ne2!? Qb1+ 24.Kd2-/+ ] 23...f4-+ 24.Rf3 fxe3+ 25.Kxe3 Qc1+ 26.Ke2 [26.Kd3 Kg6 27.Qb5 Raf8-+ ] 26...Qxb2+ [>=26...Kg6 27.Rd3 Qxb2+ 28.Kf1 Rac8-+ ] 27.Kf1-/+ Rad8?? [27...Ke7!?-/+ ] 28.Qd1 [28.Nfxd5+ Kg7 29.Nc7+/- ] 28...Ke7-/+ 29.Ne2 Qxa2 [>=29...Rb8!?-/+ ] 30.Qc1= h6 31.Qc5+ Kf7 32.Nh5+ Ke8 33.Ng7+ [33.Nf6+ Kf7= ] 33...Kd7=/+ 34.Rf7+ Kc8 35.Nxe6 Qc4 36.Qa3 Kb8 [36...Qc2 37.Nxd8 Rxd8 38.Ke1= ] 37.Qb2 [37.Nxd8 Rxd8 38.e6 Nxd4 39.Qb2+/- ] 37...b5= 38.Qa1? [38.Nxd8 Rxd8 39.e6 Kc8=/+ ] 38...a5 [>=38...b4-/+ ] 39.Qb1= Equal from here, although the pieces tangoed as each player searched for an elusive positional advantage. 39...Rde8 40.Qg6 Rxe6 41.Qxe6 Qxe2+ 42.Kg2 Rc8 43.Qd7 Ne7 44.Rf6 Qe4+ 45.Kh2 Qxd4 46.Qxe7 Qc5 47.Qe6 Rf8 48.Kg2 b4 49.Qa6 Rxf6 50.exf6 b3 51.Qe2 d4 52.Qe8+ Kc7 53.Qf7+ Kc8 54.Qg8+ Kc7 55.Qf7+ Kc8 56.Qg8+ Kc7 57.Qf7+ 1/2-1/2