OPENINGS THEORY

- ECBX: ECO CODES BASE -
(ECB Classification)

- B92 iii - y6* to g10*

[B92-y6*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 (Bd7) +/=

1. «Deep Junior - Kasparov, Garry (2847) B92 (28) 1/2-1/2, Deep Junior vs Garry Kasparov (6) New York USA, 2003»

[B92-z6*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Nbd7 (Incutto) +/=

1. «»

[B92-a7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Nc6 (Panchenko) (10.Be3) =/unclear

1. «Morozevich, Alexander (2707) - Kasimdzhanov, Rustam (2670) B92 (54) 1/2-1/2, Wch - FIDE San Luis ARG (1), 2005»

2. «Morozevich, Alexander (2707) - Kasimdzhanov, Rustam (2670) B92 (54) 1/2-1/2, Wch - FIDE San Luis ARG (1), 2005»

[B92-b7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Nc6 (Panchenko) 10.a4?! =/+

1. «»

2. «»

[B92-c7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Nc6 (Panchenko) 10.f4! +/=

1. «»

[B92-d7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 b5 (De Souza Mendes) +/=

1. «»

[B92-e7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 b5 (De Souza Mendes) 10.a4 +/=

1. «»

[B92-f7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Qc7 (Gadia) (10.g4) +/=

1. «»

2. «»

3. «»

[B92-g7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Qc7 (Gadia) 10.a4 =/unclear

1. «»

[B92-h7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Qc7 (Gadia) 10.f4 =

1. «»

[B92-i7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Be6 (Bukic) (10.a4) +/=

1. «»

[B92-j7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Be6 (Bukic) 10.Be3 (see also: 9.Be3) +/=

1. «»

[B92-k7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Be6 (Bukic) 10.f4 +/=

1. «»

[B92-l7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Be6 (Bukic) 10.f4 exf4 +/=

1. «»

[B92-m7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Be6 (Bukic) 10.f4 Qc7 (11.f5) +/=

1. «»

[B92-n7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Be6 (Bukic) 10.f4 Qc7 11.a4 +/=

1. «»

[B92-o7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Be6 (Bukic) 10.f4 Qc7 11.a4 Nbd7 (12.a5) +/=

1. «»

[B92-p7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 Be6 (Bukic) 10.f4 Qc7 11.a4 Nbd7 12.f5 Bc4 =

1. «»

[B92-q7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (6.Be2 e5 7.Nb3 Be7 8.0-0 0-0) Belem Retort (9.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Kh1 b6 (Vera) (10.a4) (10.f3) (10.Be3 (see: 9.Be3)) =/unclear

1. «»

[B92-r7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (7.Nb3 Be7 8.0-0 0-0 9.Be3) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) (b6 =/unclear) =/+

1. «»

[B92-s7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (7.Nb3 Be7 8.0-0 0-0 9.Be3) Dely Retort (9...b5) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) b5 =/+

1. «»

[B92-t7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (7.Nb3 Be7 8.0-0 0-0 9.Be3) Paulsen Retort (9...Nc6) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Nc6 =/+

1. «»

[B92-u7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (7.Nb3 Be7 8.0-0 0-0 9.Be3) Ivkov Retort (9...Nbd7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Nbd7 =/+

1. «»

2. «»

3. «»

[B92-v7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (7.Nb3 Be7 8.0-0 0-0 9.Be3) Ivkov Retort (9...Nbd7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Nbd7 10.a4 =/+

1. «»

[B92-w7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (7.Nb3 Be7 8.0-0 0-0 9.Be3) Geller Retort (9...Qc7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Qc7 =/+

1. «»

[B92-x7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (7.Nb3 Be7 8.0-0 0-0 9.Be3) Geller Retort (9...Qc7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Qc7 10.a4! +/=

1. «»

[B92-y7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) (10.h3) (10.Nd2) =/unclear

1. «»

[B92-z7*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Greenblat Retort (10.Qd3) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd3?! =/+

1. «»

[B92-a8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Milev Retort (10.Bf3) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Bf3?! =/+

1. «»

[B92-b8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Cardoso Retort (10.Kh1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Kh1?! =/+

1. «»

[B92-c8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Lundin Retort (10.f3) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f3?! (b5) =/+

1. «»

[B92-d8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Lundin Retort (10.f3) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f3?! Nbd7 (11.Qd2) =/+

1. «Hill, L. - Fischer, Robert James B92 (21) 0-1, US Junior San Francisco, CA (9), 1957»

[B92-e8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Lundin Retort (10.f3) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f3?! Nbd7 11.a4 =/+

1. «»

[B92-f8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Palda Retort (10.Nd5) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Nd5!? (Bxd5) =

1. «»

[B92-g8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Palda Retort (10.Nd5) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Nd5!? Nxd5 11.exd5 Bf5 =

1. «»

[B92-h8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Palda Retort (10.Nd5) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Nd5!? Nbd7! (Rossolimo) =/+

1. «»

[B92-i8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 (d5? +/=) =/+

1. «»

[B92-j8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Qc7 (Mueller) (11.Qd2) +/=

1. «»

[B92-k8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Qc7 (Mueller) 11.a5 =

1. «»

[B92-l8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Qc7 (Mueller) 11.f4! +/=

1. «Yanofsky, Abraham - Fischer, Robert James B92 (112) 0-1, Stockholm Interzonal (12), 1962»

[B92-m8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nc6 (Lubienski) (11.Kh1) =/+

1. «»

[B92-n8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nc6 (Lubienski) 11.Bf3 =/unclear

1. «»

[B92-o8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nc6 (Lubienski) 11.a5 =/unclear

1. «»

[B92-p8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nc6 (Lubienski) 11.f3?! =/+

1. «»

[B92-q8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nc6 (Lubienski) 11.Qd2 =

1. «»

[B92-r8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nc6 (Lubienski) 11.f4?! =/+

1. «»

[B92-s8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nbd7 (Minic) (11.f3) =/+

1. «»

[B92-t8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nbd7 (Minic) 11.f4 =/+

1. «»

[B92-u8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nbd7 (Minic) 11.a5 =/+

1. «»

[B92-v8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nbd7 (Minic) 11.a5 Qc7 =

1. «»

[B92-w8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Solmanis Retort (10.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.a4 Nbd7 (Minic) 11.a5 Rc8 =/+

1. «»

[B92-x8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 (b5) (Nc6) =/+

1. «»

[B92-y8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 Qc7 (11.Kh1) =/+

1. «»

[B92-z8*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 Qc7 11.a4! +/=

1. «»

[B92-a9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 Qc7 11.f5 Bc4 =/unclear

1. «»

[B92-b9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 exf4 =/+

1. «»

[B92-c9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 exf4 11.Bxf4 =/+

1. «»

2. «»

[B92-d9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 exf4 11.Bxf4 Nc6 12.Kh1 =

1. «»

[B92-e9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 exf4 11.Bxf4 Nc6 12.Kh1 d5!? =/+

1. «»

[B92-f9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 exf4 11.Bxf4 Nc6 12.Kh1 Ne5 =/+

1. «»

[B92-g9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6) Humerez Retort (10.f4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.f4 exf4 11.Bxf4 Nc6 12.Kh1 Rc8 =/+

1. «»

[B92-h9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6 10.Qd2) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) +/=

1. «»

[B92-i9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6 10.Qd2) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) b5 +/=

1. «»

[B92-j9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6 10.Qd2) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Qc7 =/unclear

1. «»

[B92-k9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (8.0-0 0-0 9.Be3 Be6 10.Qd2) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nc6 (11.Rfd1) =

1. «»

[B92-l9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (9.Be3 Be6 10.Qd2 Nbd7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 (11.Kh1) (11.Rad1) +/=

1. «»

[B92-m9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (9.Be3 Be6 10.Qd2 Nbd7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.f4 =/unclear

1. «»

[B92-n9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (9.Be3 Be6 10.Qd2 Nbd7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.Rfd1?! =/+

1. «»

[B92-o9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System (9.Be3 Be6 10.Qd2 Nbd7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.f3?! =/+

1. «»

[B92-p9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System, ML: (9.Be3 Be6 10.Qd2 Nbd7 11.a4) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! (b6 +/=) +/=

1. «»

[B92-q9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System, ML: (9.Be3 Be6 10.Qd2 Nbd7 11.a4) Psakhis Retort (11...Nb6) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Nb6 +/=

1. «»

[B92-r9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System, ML: (9.Be3 Be6 10.Qd2 Nbd7 11.a4) Nemet Retort (11...Qc7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Qc7 (12.f3? =/+) (12.Rfd1?! =/+) +/=

1. «»

[B92-s9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System, ML: (9.Be3 Be6 10.Qd2 Nbd7 11.a4) Nemet Retort (11...Qc7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Qc7 12.a5 (Qc6) (Rac8 (see: (11...Rc8)) +/=

1. «»

[B92-t9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System, ML: (9.Be3 Be6 10.Qd2 Nbd7 11.a4 Rc8) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 (12.f3?! =/+) +/=

1. «»

[B92-u9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System, ML: (9.Be3 Be6 10.Qd2 Nbd7 11.a4 Rc8) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.Rfd1?! =/+

1. «»

[B92-v9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Penrose-Najdorf System, ML: (10.Qd2 Nbd7 11.a4 Rc8 12.a5) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! (h6: (Najdorf)) (Re8) +/=

1. «»

[B92-w9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 (13.f4) +/=

1. «»

[B92-x9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7) Bos Swiecik Retort (13.Bf3) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.Bf3 +/=

1. «»

[B92-y9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7) Skuja Retort (13.f3) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.f3? =/+

1. «»

[B92-z9*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7) Kruszynski Retort (13.Rfc1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.Rfc1 +/=

1. «»

[B92-a10*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7 13.Rfd1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.Rfd1 +/=

1. «»

[B92-b10*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7 13.Rfd1) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.Rfd1 (h6 /unclear) +/=

1. «»

[B92-c10*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7 13.Rfd1) Sunye Neto Retort (13...Qc6) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.Rfd1 Qc6?! +/=

1. «»

[B92-d10*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7 13.Rfd1) Gallagher Retort (13...Nc5) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.Rfd1 Nc5 +/=

1. «»

[B92-e10*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (11.a4 Rc8 12.a5 Qc7 13.Rfd1) Petrosian Retort (13...Rfe8) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.Rfd1 Rfe8 =

1. «»

[B92-f10*] - SDN: Sicilian defence Najdorf, Opovcensky var. (6.Be2) Opovcensky Retort (6...e5) Karpov-Nunn System (12.a5 Qc7 13.Rfd1 Rfd8) 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 (BWS: (Black Wide Spectrum)) e5! 7.Nb3 (Stulik) Be7 (Opovcensky) 8.0-0 (Palka) (BWS: (Black Wide Spectrum)) 0-0 (Stoeckl) (WWS: (White Wide Spectrum)) 9.Be3 (Palda) Be6 (WWS: (White Wide Spectrum)) 10.Qd2 (Rohan) Nbd7 11.a4! Rc8 12.a5! Qc7 13.Rfd1 Rfd8 =