(1) Manolache,Marius (2394) - Vajda,Albert (2416) [E90] Lasker Autumn GM Bucharest (12), 24.10.2001 [Krasenkow] 1.e4 c6 2.c4 g6 3.Nf3 Bg7 4.d4 d6 5.h3 Nf6 6.Nc3 0-0 7.Bg5 a6 8.Be2 b5 9.e5 Ne8 10.0-0 Nd7 11.Qd2 dxe5 12.dxe5 Nc7 13.Rfd1 Ne6 14.Bh6 Qb6 15.Rac1 Re8 16.Bxg7 Kxg7 17.Ne4 [17.b4! [White is better] ] 17...b4 18.c5 Qb8 19.Rc4 a5 20.Neg5 Nxe5 21.Rh4 h5 22.Nxe6+ Bxe6 23.Nd4 Bd5 24.Qg5 f6 25.Qg3 Rg8 26.Bxh5 Kf8 27.Be2 Nd7 28.Qe3 Qe5 29.Qh6+ Kf7 30.Qc1 Qg5 31.Rh7+ Rg7 32.Rxg7+ Kxg7 33.Qxg5 fxg5 34.Bf3 Nxc5 35.Nxc6 Bxf3 36.gxf3 Na4 37.Rd2 Kf6 1/2-1/2

(2) Krasenkow,Michal (2645) - Schmidt,Wlodzimierz (2440) [E90] MK Cafe op-A Koszalin (8), 09.08.1997 [Krasenkow] 1.c4 g6 2.e4 Bg7 3.d4 d6 4.Nc3 Nf6 5.Nf3 0-0 6.h3 Nbd7 7.Bg5 a6 8.Nd2!? An interesting move, useful both in case of ...e7-e5 d4-d5 and ...c7-c5 d4-d5. The white knight controls the important c4 and e4 squares. 8...c6 [8...c5 9.d5 e6 10.Be2 exd5 11.exd5 - ...b7-b5 is safely prevented.] 9.Be2 b5 10.0-0 bxc4 [10...e5 11.d5 b4 12.dxc6 bxc3 13.cxd7 Qxd7 14.bxc3 Bb7 15.Qc2 Qc6 16.Rab1 Nd7 17.Bf3 a5 18.Rfd1 Ba6 19.Be2 Rfe8 20.Be3 Bf8 21.Rb2 Reb8 22.Rxb8 Rxb8 23.Nb3 [White is slightly better] 1-0 Krasenkow,M-Muse,M/Germany 1997/GER-chT (31); 10...b4 11.Na4 c5 12.dxc5 dxc5 13.f4 Bb7 14.e5 Ne4 15.Bf3 Nxd2 16.Qxd2 Bxf3 17.Rxf3 h6 18.Rd3 hxg5 19.Rxd7 Qb8 20.Re1 [White is better] 0-1 Krasenkow,M-Stryjecki,M/Lubniewice 1998/EXT 2000 (53)] 11.Nxc4 c5 [11...d5 12.exd5 cxd5 13.Ne5 [White is slightly better] ] 12.d5 Nb6 13.Ne3 Ne8 14.Kh1 Nc7 15.f4 [with initiative] Nb5 16.Nxb5 axb5 17.Bxb5 Bxb2 18.Bh6 Bd4 19.f5 Bd7 20.Rb1 Bxb5 21.Rxb5 Bxe3 22.Bxf8 Nd7 23.Qf3 Qxf8 24.Qxe3 Rxa2 25.fxg6 hxg6 26.h4 Ne5 27.h5 Qc8 28.hxg6 Nxg6 29.Qg5 Kg7 30.Rb3 Qa6 31.Qf5 Ne5 32.Rh3 Ra1 33.Qh7+ 1-0

(3) Kazhgaleyev,Murtas (2606) - Evdokimov,Alexander A (2500) [E90] Paris-ch Paris (7), 12.07.2006 [Krasenkow] 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.h3 0-0 6.Bg5 a6 7.Nf3 c5 8.dxc5 [8.d5 b5! 9.cxb5 axb5 10.Bxf6 (10.Bxb5 Nxe4! 11.Nxe4 Qa5+ ) 10...Bxf6 11.Bxb5 Qa5 [Compensation] ] 8...Qa5 9.Bd3 dxc5 [9...Qxc5 leads to a quiet position, slightly better for White (a favorable hedgehog), e.g. 10.0-0 Nbd7 11.Qd2 Re8 12.Rac1 Qc7 13.Rfd1 Qb8 14.Qe3 b6 15.Bh6 Bb7 16.Bxg7 Kxg7 17.b4 Qa7 18.e5 Nxe5 19.Nxe5 dxe5 20.Qxe5 Rad8 21.Bf1 Bc6 22.Nd5 [White is slightly better] 1-0 Akesson,R (2520)-Djurhuus,R (2525)/Asker 1997/CBM 062 (57)] 10.0-0 Nc6 11.Nd5! Qd8 12.Re1 Be6 13.Qb3 b5 14.Rad1 Rb8 15.Qa3 Nd7 16.Bf4 Ra8 17.e5 Kh8 18.Be4 bxc4 19.Ng5 Nd4 20.Qg3 [20.Nxe7! Nb5 (20...Qxe7 21.Rxd4 ) 21.Nxg6+! fxg6 22.Qg3+- ] 20...Bxd5 21.Bxd5 e6 22.Bxa8 Qxa8 23.Ne4 Qc6 24.Nd6 Nb6 25.Be3 Qd5 26.Bxd4 cxd4 27.Qa3 a5 28.Qf3 Qxf3 29.gxf3 d3 30.Re4 Kg8 31.f4 f5 32.exf6 Bxf6 33.Nxc4 Bxb2 34.Rxd3 1-0

(4) Krasenkow,Michal (2615) - Kempinski,Robert (2515) [E90] POL-ch playoff Warsaw, 1997 [Krasenkow] Annotations from CBM 59 are adapted for this survey. 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 0-0 5.Nf3 d6 6.h3 Na6 7.Bg5 c6!? 8.Nd2!?N The same idea as in Krasenkow-Schmidt (see above). White should be ready to meet ...e7-e5 with d4-d5. [8.Be2!? ] 8...Ne8 [8...e5 9.d5 ; 8...Nc7!? 9.Be2 Ne6 10.Be3 c5 11.Nb3 cxd4 12.Nxd4 Nc5 13.Qc2 Bd7 14.Rd1 Rc8 15.0-0 [White is slightly better] (a good version of the Maroczy structure) 15...Qe8 16.f4 Bh6 17.g4? (17.Nb3! [White is better] preventing ...e7-e5 and keeping all threats like g2-g4) 17...e5! [Counterplay] 0-1 Cox,J (2311)-Tkachiev,V (2609)/Coventry 2005/CBM 105 ext (41)] 9.Nb3 White starts strengthening the d4 point. 9...Nac7 10.Qd2 a5 11.Rd1 a4 12.Na1 Ne6 13.Be3 Qa5 14.Nc2 [White is slightly better] Nf6 15.Be2?! [[better is] 15.Bd3 ] 15...c5! 16.d5 Nc7 17.f4 Nfe8 18.Na3 Bd7 19.0-0 [19.g4 e6 [Counterplay] ] 19...f5!? 20.exf5 gxf5 21.g4 Nf6 22.gxf5 [22.g5 Ne4 23.Nxe4 fxe4 [Unclear] ] 22...Bxf5 23.Kh2 Ne4 24.Nxe4 Bxe4 25.Qc1 Kh8 26.Rg1 Bf6?! [26...Qb6!? 27.Rxg7!? Kxg7 28.Qc3+ Kf7 29.f5! [Compensation] [With attack]] 27.Bd2 Qb6 28.Bc3 [White is better] Ne8 29.Nb5! [29.Bg4 Bxc3 30.Qxc3+ Nf6 31.Be6 Qb4 [Counterplay] ; 29.Rde1 Bxc3 30.Qxc3+ Nf6 ] 29...Bxc3 30.Nxc3! Bf5?! [30...Bg6 31.Bd3 (31.f5?! Bxf5 (31...Rxf5 32.Rxg6 hxg6 33.Qh6+ Kg8 34.Qxg6+ Ng7 35.Rg1 Rf7 36.Bd3+- ) 32.Rdf1 Ng7 (32...Rf6!? ) 33.Qh6 Rg8 34.Rxg7 Rxg7 35.Rxf5 Qxb2 [Unclear] ) 31...Bxd3 32.Rxd3 [White is better] ] 31.Qe3 Nf6 32.Rg5?! [32.Qxe7 Bg6 33.Nxa4?! Qa6 [with the idea] 34.Nc3 Rae8 35.Qc7 Rf7-+ ; 32.Nxa4! Qb4 (32...Rxa4 33.Qxe7+- ) 33.b3+- ] 32...Ng8 33.Nb5 Rf6 34.Rdg1 Qa5 35.Bd3 [35.Rxg8+? Rxg8 36.Qxe7 Rxg1 37.Qxf6+ Rg7 38.Qxf5 (38.Nxd6 Bg6 ) 38...Qe1!= Kempinski,R] 35...Bxd3 36.Qxd3 Rf7 37.a3 Raf8 38.R5g2 [Zeitnot] [[better is] 38.Qe3 ] 38...Nf6 39.Qe2 Qd8 40.Qe6 [40.Rg5 ] 40...Qe8 [40...Nh5? 41.Qh6 Nf6 42.Rg7 Qd7 43.R1g5 ; 40...Qd7!? 41.Nc3! [White is better] ] 41.Rg5 Qd8 42.R1g2 Nd7!? 43.Nc3! [43.Qh6 Nf6 44.Rg7 Rg8! 45.Rxf7 Rxg2+ 46.Kxg2 Qg8+ 47.Rg7 Qxg7+ 48.Qxg7+ Kxg7 49.Nc3 Kg6 50.Nxa4 Kf5 51.Kf3 Nh5= ] 43...Rf6 [43...Rxf4 44.Qh6 R4f7 45.Rg7 Nf6 46.Ne4+- ] 44.Qe4! R8f7 [44...Rxf4?? 45.Qxh7+! Kxh7 46.Rh5# ; 44...R6f7 45.Qd3 ] 45.Qe3! h6 [45...Rxf4? 46.Qg3 Rf8 47.Rf5!+- ] 46.R5g4 h5 47.Rg5 Rh6 48.Nxa4 [48.Qg3 Nf6 49.Rg6!? [With attack] (49.Ne4 h4 ) ] 48...Nf6 49.Nc3 Nh7 50.Ne2?! [50.R5g3 h4 51.Rg4 Nf6 52.Rg5 Nh5 (52...Nh7 53.Ne2 Nxg5 54.fxg5 Rg6 55.Nf4 Qg8 56.Qf2+- ) 53.Ne2+- ] 50...Nxg5 51.fxg5 Rg6 52.Nf4 Qg8 [52...Rxf4 53.Qxf4+- ] 53.h4 [53.Nxg6+ Qxg6 54.h4 Kg8 [White is better] ] 53...Rgg7 54.Nxh5 [54.Qe4 Qh7 55.g6 Rxf4 56.Qxf4 Rxg6 57.Rxg6 Qxg6 58.Qf8+ Qg8 59.Qxe7 Qg4 [Counterplay] ] 54...Qh7 55.Nxg7 Qxh4+ 56.Qh3 Qxh3+ 57.Kxh3 Kxg7 58.Kg4 Rf1 59.Rg3? [59.Re2 Kf8! (59...Kf7 60.g6+!+- ) 60.Re3! (60.g6 Rg1+ 61.Kf5 Rf1+ 62.Ke6?? Ke8-+ ) 60...Rc1 61.Rf3+! Kg7 62.Rc3! Re1 63.Rb3 Kg6! (63...Re4+ 64.Kf5 Rxc4 65.Rxb7+- ) 64.Rxb7 Re4+ 65.Kf3 Rxc4 66.Rxe7+- ] 59...Rd1? [59...Kg6! 60.Re3! (60.Rb3 Rc1 61.Rxb7 Rxc4+ 62.Kf3 Rd4= ) 60...Rg1+ 61.Kf3 Kf7 62.Rb3 [White is better] ; 59...Re1 60.Rb3 -59.¦e2] 60.Kf5 Re1 61.Rb3 Re5+ 62.Kf4 Kg6 63.Rxb7 Rf5+ 64.Ke3 Re5+ 65.Kd2 Kxg5 66.a4+- Kf6 [66...Re4!? 67.b3 Kf6 ] 67.a5 Rh5 68.a6 Rh1 69.Rb3 Rh2+ 70.Kd3 Rh3+ 71.Kc2 [71.Ke4 Rxb3 72.a7 Rxb2 73.a8Q+- ] 71...Rh2+ 72.Kb1 Rh8 73.a7 Ra8 74.Ra3 Kf7 [74...e5 75.dxe6 Kxe6 76.Kc2 d5 77.cxd5+ Kxd5 78.Kc3+- ] 75.Kc2 e5 76.dxe6+ Kxe6 77.Kd3 Kd7 78.Ke4 Re8+ 79.Kf5 Rf8+ 80.Kg6 Ra8 81.Kf7 d5 82.cxd5 Kd6 83.Ra6+ Kxd5 84.Ke7 Kc4 85.Kd6 Kb5 86.Ra3 Kb6 87.Rb3+ Ka6 88.Kc7 1-0

(5) Nielsen,Peter Heine (2636) - Michelakis,George (2405) [E90] Politiken Cup 25th Copenhagen (4), 17.07.2003 [Krasenkow] 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 0-0 6.h3 Na6 7.Bg5 Qe8 8.g4 c5 9.Bg2 h5!? The idea of GM Andrey Kovalev. [9...cxd4 10.Nxd4 Nc5 11.0-0 - again with a good Maroczy structure for White, e.g. 11...Rb8 12.Qd2 a6 13.f4 b5 14.e5 b4 15.Nd5! (15.exf6?! bxc3 16.Qxc3? exf6 17.Rfe1 Ne6 18.Bh4 f5! [Black is better] 0-1 Jovanic,O (2432)-Timoscenko,G (2525)/Opatija 2003/CBM 093 ext (31)) 15...Nfe4 16.Qe3 Nxg5 17.fxg5 [White is better] [with the idea] dxe5 18.Nc6! ] 10.Bxf6 [‹10.gxh5 Nxh5 11.Qd2 Nc7 12.Bh6 cxd4 13.Nxd4 e5 14.Bxg7 Kxg7 15.Nf5+ Bxf5 16.exf5 Nf4 17.Bxb7 Rb8 18.Be4 d5 19.cxd5 Nb5 [Compensation] 1-0 Krasenkow,M (2573)-Bobras,P (2422)/Glogow 2001/EXT 2002 (35)] 10...exf6!? 11.gxh5 f5 The point of Black's idea. 12.hxg6 fxe4 [12...fxg6 13.0-0 fxe4 14.Re1 Bf5 15.Nxe4 Bxe4 16.Ng5 [White is better] ] 13.Ng5 fxg6 14.Ncxe4 Bxd4 15.0-0 A curious position, in which both sides have a lot of weaknesses. However, White is better developed, which guarantees him the upper hand. He quickly creates a kingside attack. 15...Qe5 [15...Qe7 16.Qd2 Be5 17.f4 Bd4+ 18.Kh2 [White is slightly better] ] 16.Qd2 Bxb2 17.Rae1 Nb4 18.a3 Bxa3 19.Nh7! Qf4 20.Nef6+ Rxf6 21.Nxf6+ Qxf6 22.Re8+ Kf7 23.Rfe1 Bb2 24.Qh6 1-0

(6) Bareev,Evgeny (2590) - Damljanovic,Branko (2515) [E90] Novi Sad ol (Men) Novi Sad (4), 1990 [Banas] My additional remarks are marked MK. 1.d4 Nf6 2.c4 c5 [2...g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 0-0 6.h3 c5 7.d5 e6 8.Bd3 is the "traditional" move order - MK.] 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Bd3 0-0 7.h3 e6 8.Nf3 Na6?! [8...exd5 ] 9.Bg5! [White is slightly better] [9.0-0 Nc7 10.a4 b6 11.Bg5 h6 12.Be3 e5! [Unclear] Vasquez-Cebalo Novi Sad (op) 1990] 9...h6 10.Be3 Nc7 [10...e5 11.Qd2 Kh7 12.g4! [with initiative] ] 11.Qd2 exd5 [only move] [11...Kh7 12.e5! dxe5 13.Bxc5 Re8 (13...exd5 14.Bxf8 Qxf8 15.cxd5 [White is better] ) 14.d6 Na6 15.Ba3 [White is better] ] 12.cxd5 Kh7 [12...b5 MK 13.Bxh6 Re8 14.Bxg7 Kxg7 15.Ng5 [White is better] ] 13.a4 b6 [13...Nd7 14.Bf4! Qe7 15.0-0 [White is better] [with the idea] Ne5 16.Nxe5 dxe5 17.Be3 Ne8 18.a5 [With attack] ] 14.0-0 Ba6 15.Bf4! Bxd3 16.Qxd3 Nh5 [16...a6 17.Rfe1 Rb8 18.Rad1 b5 19.e5 [with initiative] ] 17.Bh2 f5 18.Rfe1 fxe4?! [18...f4!? 19.e5 Rf5 [White is slightly better] ] 19.Rxe4 Bxc3 [19...Qf6 [only move] 20.Rae1 (20.Rg4 Qf5 [Counterplay] ) 20...Rae8 [White is better] ] 20.bxc3 Nf6 21.Re2 Nfxd5 22.Rae1 Rf7 23.Re6!+- Nxe6 [only move] 24.Qxd5 Rxf3 [only move] 25.Qxf3 Ng7 26.Bxd6! Qg8 [26...Nf5 27.Re7+! Kh8 28.Qd5! ] 27.Re7 Re8 28.Rxa7 h5 29.Qf6 [29.Qf6 Re6 30.Rxg7++- ] 1-0

(7) Psakhis,Lev (2590) - Chatalbashev,Boris (2490) [E90] Benasque op Benasque (5), 1996 [Krasenkow] 1.d4 Nf6 2.Nf3 c5 3.d5 g6 4.c4 Bg7 5.Nc3 0-0 6.e4 d6 7.h3 e6 8.Bd3 Na6 9.Bg5 Nc7 10.Qd2 exd5 [10...b5 11.dxe6!? (11.0-0 bxc4 12.Bxc4 [White is slightly better] is possible, too) 11...Nxe6 12.cxb5 and Black hardly has sufficient compensation for the pawn.] 11.cxd5 b5 12.0-0 b4 [12...c4 13.Bc2 b4 14.Ne2 [White is better] L.Psakhis; 12...Re8 13.Rfe1 Qd7 14.Rac1 (14.e5! dxe5 15.Nxe5 Qd6 16.Nc6 [White is better] ) 14...Bb7 15.Qf4 Nh5 16.Qg4 Bc8 17.Qxd7 Bxd7 18.g4 Nf6 19.Bf4 1/2 Brodsky,M (2518)-Rozum,I (2451)/Peterhof RUS 2009/The Week in Chess 750] 13.Ne2 Qd7 [13...a5 14.Ng3 Ba6 15.Bxa6 Rxa6 16.Qf4 (16.a3!? ) 16...Nce8 17.Rad1 Qc7 18.Bh6 Nd7 19.Bxg7 Kxg7 20.h4 Nef6 21.h5 [With attack] 1-0 Mohamed,N (2275)-El Taher,F (2481)/Al Ain UAE 2008/The Week in Chess 739 (40)] 14.Ng3 h5 15.Bh6! Qe7 [15...Bxh6 16.Qxh6 Qe7 17.Ng5! L.Psakhis] 16.Bxg7 Kxg7 17.Qg5! Re8 18.e5! dxe5 19.Nh4 Kg8 20.d6! Qxd6 21.Bxg6 fxg6 22.Qxg6+ Kf8 23.Ngf5 Bxf5 24.Nxf5 Qd7 25.Qxf6+ Qf7 26.Qh8+ Qg8 27.Qh6+ Kf7 28.Qc6 1-0

(8) Maric,Alisa (2415) - Prudnikova,Svetlana (2420) [E90] YUG-chT (Women) Cetinje (6), 1993 [Krasenkow] 1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Nf3 0-0 7.Bd3 e6 8.h3 exd5 9.exd5 Nfd7 [9...Nbd7 is even worse as the black pieces now lack harmony: 10.0-0 Ne8 11.Bg5 f6 12.Bf4 Ne5 13.Re1 a6 14.a4 Bd7 15.Ra3 Rb8 16.Bf1 Kh8 17.Ne4 Nf7 18.Qc1 b6 19.Bd2 Rb7 20.b4 a5 21.bxa5 bxa5 22.Nc3 Rb4 23.Nb5 [White is better] 1-0 Aleksandrov,A (2530)-Kuzmin,G (2525)/Nikolaev 1993/CBM 035 (63)] 10.0-0 Ne5 11.Nxe5 Bxe5 12.Bh6 Re8 13.Qd2 Na6 [13...Nd7 14.Rae1 a6 15.Re2 Nf8 16.Rfe1 Bd7 17.Ne4 f6 18.f4 Bd4+ 19.Kh1 Qc7 20.f5!? (20.g4! [White is better] B.Finegold) 20...gxf5 21.Ng3 Rxe2 22.Qxe2 Ng6 23.Bxf5 Bxf5 24.Nxf5 Be5 25.h4! [White is better] Finegold,B (2490)-Lukov,V (2440)/Huy 1990/Inf 50] 14.Rae1 Nc7 15.Kh1 [[better is] 15.Re2! as in Finegold-Lukov] 15...f5 16.Bg5 Bf6 17.h4 Bd7 18.Qf4 Rxe1 19.Rxe1 Bxg5 20.Qxg5 Qxg5 21.hxg5 Kf7 22.Kh2 h6 23.gxh6 Rh8 24.f4 Rxh6+ 25.Kg3 Rh8 1/2-1/2

(9) Tregubov,Pavel V (2594) - Evdokimov,Alexander A (2500) [E90] Paris-ch Paris (3), 12.07.2006 [Krasenkow] 1.d4 Nf6 2.Nf3 e6 3.c4 c5 4.d5 d6 5.Nc3 g6 6.e4 Bg7 7.h3 0-0 8.Bd3 exd5 9.exd5 Qe7+ 10.Be3 Bh6 11.0-0 Bxe3 12.Qe2! White exploits the position of the black queen. 12...Nbd7 [12...Bxf2+ 13.Qxf2 [Compensation] ] 13.Rae1 Re8 [13...a6 14.Qxe3 Qxe3 15.Rxe3 Re8 16.Rfe1 Kf8 17.Rxe8+ Nxe8 18.a4 Ndf6 19.g4 Bd7 20.Nd2 Rb8 21.b3 h5 22.g5 Ng8 23.Kg2 Ne7 24.Nf3 Nc7 25.Ne4 Ne8 26.a5 b6 27.axb6 Rxb6 28.Bc2 [White is slightly better] 1/2 Wohlfahrt,H (2230)-Murdzia,P (2365)/Lublin 1993/CBM 037 ext (88)] 14.Nb5!? Bxf2+ 15.Qxf2 Qf8 16.Ng5 [16.Rd1! [White is better] ] 16...Rxe1 17.Qxe1 a6 [17...h6!? [with the idea] 18.Ne6 fxe6 19.Qxe6+ Kg7 20.Nxd6 a5! [White is slightly better] ] 18.Nc7 Ra7 19.Qh4 b6 20.Nxh7! Nxh7 21.Ne6 Qe8 [21...fxe6 22.Rxf8+ Nhxf8 23.Qd8 ] 22.Qh6 fxe6 23.Bxg6 Ndf6 24.Bxe8 Nxe8 25.dxe6 Rg7 26.Rf7 Nf8 27.Rxg7+ Nxg7 28.e7 Nfe6 29.Qg6 Bd7 30.g4 b5 31.b3 Be8 32.Qf6 Bf7 33.h4 Ne8 34.Qh6 bxc4 35.bxc4 N6g7 36.h5 Bxc4 37.Qg5 Bxa2 38.h6 Bf7 39.hxg7 Nxg7 40.Qh6 Ne8 41.g5 1-0

(10) Krasenkow,Michal (2585) - Mikrut,Dariusz (2390) [E90] POL-chT Lubniewice (3), 01.09.2003 [Krasenkow] 1.d4 Nf6 2.Nf3 g6 3.c4 c5 4.Nc3 Bg7 5.d5 d6 6.h3 0-0 7.e4 e6 8.Bd3 exd5 9.exd5 Re8+ 10.Be3 a6 A brief review of Black's other options. All of them give White a positional plus due to his space advantage. White simply develops his pieces and then usually finds a way to attack on the kingside: [10...b5?! leads to nothing but the opening of the b-file, which is favorable for White: 11.Nxb5 Ne4 12.0-0 a6 13.Nc3 Nxc3 14.bxc3 Bxc3 15.Rc1 Bg7 16.Bf4 a5 17.Qd2 Ra6 18.Rfe1 Rxe1+ 19.Rxe1 Nd7 20.Qe3 Nf6 21.Qe7 Qxe7 22.Rxe7 h6 23.Rc7 Bd7 24.Rb7 [White is better] 1/2 Zlatilov,I (2365)-Pekarek,A (2475)/Germany 1991/GER-chT2 (61) ; 10...Nbd7 11.0-0 Nh5 (11...Ne5 12.Nxe5 Rxe5 13.Bf4 Re8 14.Qd2 Nh5 15.Bh2 [White is slightly better] ; 11...a6 - 10...a6) 12.g4 Nhf6 13.Re1 Ne5 (13...h5 14.g5 Nh7 15.h4 Ne5 16.Nxe5 Bxe5 17.Kg2 [White is slightly better] ) 14.Nxe5 Rxe5 15.Bf4 Rxe1+ 16.Qxe1 Bd7?! desperately trying to develop his queenside 17.Bxd6 Qb6 18.Bf4 Qxb2 19.Rb1 Qa3 20.Rxb7+- 1-0 Sagalchik,G-Bystrov,S/Minsk 1987/EXT 1999 (29); 10...Bf5 doesn't give Black sufficient compensation for spoiling his pawn structure: 11.Bxf5 gxf5 12.0-0 Ne4 13.Nxe4 fxe4 14.Nd2 f5 (14...Nd7 15.Qg4 Nf6 16.Qh4 Nd7 17.Qg3 Qf6 18.Qg4 Ne5 19.Qxe4 Qg6 20.Qxg6 hxg6 21.b3 [White is better] 1-0 Huebner,R (2585)-Shirov,A (2580)/Manila 1990/CBM 019 (47)) 15.Qh5 Rf8 16.Bg5 Qe8 17.Qh4 Qg6 18.Rae1 Nd7 19.f3 exf3 20.Re6 Bd4+ 21.Kh2 Rf6 22.Nxf3 Rxe6 23.dxe6 Qxe6 24.Nxd4 cxd4 25.Qxd4 [White is better] 1-0 Sebenik,M (2380)-Mauro,A (2215)/Latschach 2002/EXT 2006 (43); 10...Na6 11.0-0 Nc7 12.a4 Na6 13.Rc1 Nb4 14.Bb1 a6 15.Bf4 Qc7 16.Qd2 Bd7 17.Ng5 Nh5 18.Bh2 f5 19.Rfe1 Be5 20.g4!? fxg4 21.Nxh7! g3 (21...Kxh7? 22.Qg5 ) 22.fxg3 Bf5 23.Bxf5 gxf5 24.Ng5 [White is better] 1-0 Balashov,Y (2570)-Stein,L (2605)/Leningrad 1971/URS-ch (68); 10...Nh5 11.0-0 f5 (11...Nd7 - see 10...¤bd7) 12.Bg5 Bf6 13.Bxf6 (13.Qd2 is possible, too) 13...Qxf6 14.Re1 Rxe1+ 15.Qxe1 Bd7 So, White has managed to prevent ...¤b8-d7-e5. 16.Qd2 Na6 17.a3 Re8 18.Rb1 Re7 19.g3 Be8 20.Kg2 Ng7 21.Ne2 b6 22.Qh6 Bd7 23.Nf4 Ne8 24.h4 Qg7 25.Qxg7+ Kxg7 26.h5 Nf6 27.hxg6 hxg6 28.b4 Ng4 29.b5 Nc7 30.a4 Re8 31.a5 [White is better] 1-0 Beliavsky,A (2655)-Damljanovic,B (2585)/Belgrade 1991/CBM 027 (54)] 11.0-0 [Now avoiding 11.a4 Bh6 ] 11...b5!? Black takes an opportunity to undermine White's centre but doesn't obtain sufficient compensation for the sacrificed pawn. [11...Nbd7 12.a4 (‹12.Qd2 b5! 13.cxb5 Nb6 ) 12...Ne5 (12...Nh5 13.g4! Nhf6 14.Re1 h5 15.g5 Nh7 16.h4 Ne5 17.Nxe5 Bxe5 18.f4 [White is slightly better] ) 13.Nxe5 Rxe5 14.Bf4 Re8 15.Qd2 Nh5 16.Bh2 f5 17.Rfe1 Bf8 (17...Be5 18.Bxe5 dxe5 19.a5 Nf4 20.Bf1 [White is slightly better] Qg5? 21.Qe3 ) 18.Rxe8 Qxe8 19.a5 Bd7 20.Bc2 Qf7 21.Na4 Bxa4 22.Bxa4 Nf6 23.Qe1 Nd7 24.Qe6 Ne5 25.Bxe5 Qxe6 26.dxe6 dxe5 27.Rd1 [White is better] 1-0 Seoev,R-Korsunsky,R/Moscow 1983/EXT 2002 (36)] 12.cxb5 Nbd7 13.Re1 Nb6 14.Qb3 axb5 [14...Qc7 15.Nd2 Bb7 16.bxa6 Bxd5 17.Nxd5 Nbxd5 18.Bg5 Reb8 19.Bb5 h6 20.Bxf6 Nxf6 21.Qd3 d5 22.Rac1 c4 23.a4 Qa5 24.Qe3 Rc8 25.Nf3 Ne4 26.Rcd1 Qd8 27.Nd4 [White is better] 1/2 Sidenko,A (2353)-Feagin,J (2335)/IECG 2003/Telechess CBM 99 (65)] 15.Bxb5 Bd7 16.a4 Bxb5 17.axb5 Qc8 18.Rxa8?! [18.Nd2! [with the idea] Rxa1 19.Rxa1 Qf5 20.Nc4 [White is better] ] 18...Qxa8 19.Rd1 Ne4 [Compensation] 20.Bf4? [20.Ng5! [White is slightly better] ] 20...c4 21.Qc2 Nxc3 22.bxc3 Nxd5 [Black is better] 23.Bd2 Re2 [23...Qa5 [Black is better] ] 24.Re1 Rxe1+ 25.Bxe1 Qa5 26.Qb1 Nb6? [26...Bf6 [Black is better] ] 27.Qe4 Qxb5 28.Qb7 Qc5? [28...Bh6= ] 29.Bd2 Nc8? 30.Ng5 1-0

(11) Marin,Mihail (2520) - Rausis,Igors (2485) [E90] Andorra op 12th Andorra (5), 1994 [Krasenkow] 1.d4 g6 2.c4 Bg7 3.e4 c5 4.d5 d6 5.Bd3 Nf6 6.Nc3 0-0 7.h3 e6 8.Nf3 exd5 9.exd5 Re8+ 10.Be3 Bh6 11.0-0 Bxe3 12.fxe3 Nbd7 [12...Rxe3?! is extremely risky as White creates a strong attack using his development advantage, e.g. 13.Qd2 Re8 14.Qh6 Nbd7 15.Ng5 Qe7 16.Nce4 Qe5 17.Rae1 Qd4+ 18.Kh1 Rd8 19.Nxf7 Kxf7 20.Ng5+ Kg8 21.Ne6 Ng4 22.hxg4 Qxb2 23.Rf7 1-0 Sambuev,B (2562)-Khruschiov,A (2440)/Tula 2004/EXT 2006; 12...Kg7 13.Qd2 Nbd7 14.e4 Ne5 15.Nxe5 Rxe5 16.Rf2 Ng8 17.Raf1 f6 leads to a transposition of moves.] 13.e4 Kg7 [13...Rf8 14.Qd2 Ne8 15.a3 f6 16.Kh1 Qe7 17.b4 b6 18.Be2 Ba6 19.b5 Bc8 20.a4 a5 21.bxa6 Rxa6 22.Nb5 Ne5 23.Nxe5 fxe5 24.Qh6 Rxf1+ 25.Rxf1 Bd7 26.Nc3 Ra8 27.Rb1 Qd8 28.Bd1 Nf6 29.Rb2 [White is slightly better] 1-0 Tseitlin,M (2505)-Szekely,P (2425)/Pernik 1981/MCD (40)] 14.Rf2 Ng8 15.Qd2 Ne5 16.Nxe5 Rxe5 17.Raf1 f6 18.Ne2 Qe7 19.b4 b6 20.Qc3 Bd7 21.bxc5 dxc5 [21...bxc5 22.Rb1 Bc8 M.Marin] 22.Kh1 Rf8 23.Ng1 Rh5 24.Nf3 Bg4 25.Nh2 Bc8 26.a4 Nh6 27.Kg1 Qd6 28.Bc2 Re5 29.a5 Ree8 30.Bd3 Bd7 31.Rf3 Qe5 32.Qxe5 Rxe5 33.axb6 axb6 34.R3f2 Ree8 35.Ra2 Rb8 36.Ra7 Rfd8 37.Ng4 Nxg4 38.hxg4 Ra8 39.Rb7 Rab8 40.Rc7 Rbc8 41.Rb7 Rb8 42.Rxb8 Rxb8 43.g5! fxg5 44.e5 Re8 45.e6 Bxe6 46.dxe6 Rxe6 47.Kf2 g4 48.g3 Kf6 49.Ra1 Kg5 50.Ra7 Rf6+ 51.Ke2 Re6+ 52.Kd2 h5 53.Rg7 Kh6 54.Rg8 Kh7 55.Rd8 Kg7 56.Rd7+ Kf6 57.Bf1 Kg5 58.Bg2 Kh6 59.Bd5 Re5 60.Rd6 h4 61.gxh4 1-0

(12) Belous,Vladimir (2409) - Kokarev,Dmitry (2582) [E90] Vladimir op-A Vladimir (2), 13.08.2008 [Krasenkow] 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 0-0 5.Nf3 d6 6.h3 c5 7.d5 e6 8.Bd3 exd5 9.exd5 Re8+ 10.Be3 Bh6 11.0-0 Bxe3 12.fxe3 Qe7 13.e4 Nbd7 14.Qd2 Rf8 To obtain the best arrangement of his pieces, Black should play ...¢g8-g7 (preventing £d2-h6), ...a7-a6 (preventing ¤c3-b5), ...¦e8-f8 (protecting the f7 pawn and freeing the e8 square for his knight) and finally ...¤d7-e5 with idea ¤f3xe5 d6xe5! followed by ...¤f6-e8-d6. Alas, he lacks time to manage all that. [14...Kg7?! 15.Nb5! Rf8 16.Qc3 Kg8 (16...a6 17.Nxd6! Qxd6 18.e5 [White is better] ) 17.e5! Nxe5 18.Nxe5 dxe5 19.d6 Qd8 20.Qxe5 Nh5 (20...Nd7 21.Qe7 ) 21.Nc7 Rb8 22.Nd5 f6 23.Ne7+ Kg7 24.Qxc5+- 1-0 Zakharchenko,A (2275)-Brozhik,V (2189)/Kiev 2006/CBM 113 ext (32); 14...a6 15.Rf2 Kg7 16.Raf1 Rf8 17.Qg5! Ng8 18.Qg3 Ne5 19.Nxe5 Qxe5? (19...dxe5 20.Na4 [White is better] ) 20.Qxe5+ dxe5 21.Na4+- 1-0 Akesson,J (2392)-Ziegler,A (2375)/Sweden 2005/EXT 2008 (33)] 15.Qh6 [15.Qg5! is probably the best way to prevent Black's plan, e.g. 15...Kg7 (15...a6 16.Rae1 Re8 [only move] ) 16.Nb5 Ne5 (16...h6 17.Qg3 Ne8 18.e5! Nxe5 19.Rae1 [White is better] ) 17.Nxe5 Qxe5 18.Qxe5 dxe5 19.a3 [White is slightly better] ] 15...Ne8 16.Bc2 f6 17.Rae1 Ne5 18.Ba4 Nc7 19.Nxe5 Qxe5 20.Qf4 a6 21.Qxe5 fxe5 22.Rb1 Rxf1+ 23.Rxf1 Kg7 24.Rb1 a5 25.a3 Kf7 26.g4 Ke7 27.Rf1 h5 28.Kg2 hxg4 29.h4 Rb8 30.Kg3 b6 31.Bc6 Ba6 32.Nb5 Bxb5 33.cxb5 Ne8 34.Bxe8 Rxe8 35.Kxg4 Rf8 36.Rxf8 Kxf8 37.h5 Kg7 38.hxg6 Kxg6 39.b3 Kf6 1/2-1/2