Shakki/Avaushakemisto/B00 B99
< Shakki | Avaushakemisto
Puoliavoimet avaukset
muokkaa| ECO-koodi | Pelin nimi | Siirtosekvenssi |
|---|---|---|
| B00 | Ware Defense | 1.e4 a5 |
| B00 | Corn Stalks | 1.e4 a5 |
| B00 | Snagkeouss Defense | 1.e4 a5 2.d4 Nc6 |
| B00 | St George; Birmingham; Baker | 1.e4 a6 |
| B00 | San Jorge Variation | 1.e4 a6 2.d4 b5 3.Nf3 Bb7 4.Bd3 d6 5.O-O g6 6.c3 Bg7 |
| B00 | Polish Variation, St George Defense | 1.e4 a6 2.d4 b5 3.Nf3 Bb7 4.Bd3 e6 |
| B00 | Zilbermints Gambit, St George Defense | 1.e4 a6 2.d4 e5 |
| B00 | San Jorge Variation | 1.e4 a6 2.d4 e6 |
| B00 | Three Pawn Attack, St George | 1.e4 a6 2.d4 e6 3.c4 |
| B00 | Sanky-Georg Gambit, St George | 1.e4 a6 2.d4 e6 3.c4 b5 |
| B00 | Woodchuck Variation, St George | 1.e4 a6 2.d4 Nc6 |
| B00 | Owen's Defense; Greek Defense | 1.e4 b6 |
| B00 | Guatemalan Defense | 1.e4 b6 2.d4 Ba6 |
| B00 | Matovinsky Gambit | 1.e4 b6 2.d4 Bb7 3.Bd3 f5 |
| B00 | Matovinsky Gambit | 1.e4 b6 2.d4 Bb7 3.Bd3 f5 4.exf5 Bxg2 5.Qh5+ g6 |
| B00 | Naselwaus Variation, Owen's Defense | 1.e4 b6 2.d4 Bb7 3.Bg5 |
| B00 | Wind Gambit, Owen Defense | 1.e4 b6 2.d4 Bb7 3.f3 e5 |
| B00 | Smith Gambit, Owen Defense | 1.e4 b6 2.d4 Bb7 3.Nf3 |
| B00 | Hekili-Loa Gambit, Owen Defense | 1.e4 b6 2.d4 c5 3.dxc5 Nc6 |
| B00 | Mao Tse Tung; Duras | 1.e4 f5 |
| B00 | Fred; From Reversed | 1.e4 f5 |
| B00 | Tiers Counter-Gambit | 1.e4 f5 |
| B00 | Barnes Defense | 1.e4 f6 |
| B00 | Basman Defense; Macho Grob | 1.e4 g5 |
| B00 | Basman; Macho Grob; Borg | 1.e4 g5 |
| B00 | Borg Gambit | 1.e4 g5 2.d4 Bg7 |
| B00 | Zilbermints Gambit, Borg | 1.e4 g5 2.d4 e5 |
| B00 | Borg Defense; Troon Gambit | 1.e4 g5 2.d4 h6 3.h4 g4 |
| B00 | Pickering (Goldsmith) Defense | 1.e4 h5 |
| B00 | Picklepuss Defense | 1.e4 h5 2.d4 Nf6 |
| B00 | Carr Defense | 1.e4 h6 |
| B00 | Zilbermints Gambit, Carr Defense | 1.e4 h6 2.d4 e5 |
| B00 | Lemming Defense | 1.e4 Na6 |
| B00 | Nimzovich Defense | 1.e4 Nc6 |
| B00 | Wheeler Gambit, Nimzovich Defense | 1.e4 Nc6 2.b4 Nxb4 3.c3 Nc6 4.d4 |
| B00 | Pseudo-Spanish Variation | 1.e4 Nc6 2.Bb5 |
| B00 | Scandanavian Variation, Nimzovich Defense | 1.e4 Nc6 2.d4 d5 |
| B00 | Hornung Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 d5 3.Be3 |
| B00 | Aachen Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 d5 3.exd5 Nb4 |
| B00 | Marshall Gambit, Nimzovich | 1.e4 Nc6 2.d4 d5 3.exd5 Qxd5 4.Nc3 |
| B00 | Bogoljubow Variation, Nizovich Defense | 1.e4 Nc6 2.d4 d5 3.Nc3 |
| B00 | Brandics Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 d5 3.Nc3 a6 |
| B00 | Richter Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Nb8 5.f3 |
| B00 | Nimzovich Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Ne5 |
| B00 | Alekseev Variation, Nimzovich; Heinola-Deppe Gambit | 1.e4 Nc6 2.d4 d5 3.Nc3 e5 |
| B00 | Erben Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 d5 3.Nc3 g6 |
| B00 | Vehre Variation, Nimzovich Defense | 1.e4 Nc6 2.d4 d5 3.Nc3 Nf6 |
| B00 | Mikenas Variation, Nimzovich Defense | 1.e4 Nc6 2.d4 d6 |
| B00 | Kennedy Variation, Nimzovich | 1.e4 Nc6 2.d4 e5 |
| B00 | Linksspringer Variation, Nimzovich Defense | 1.e4 Nc6 2.d4 e5 3.d5 |
| B00 | Bileefelder Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 e5 3.dxe5 Bc5 |
| B00 | Burgar Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 e5 3.dxe5 d6 |
| B00 | Hammer Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 e5 3.dxe5 f6 |
| B00 | Riemann Defense, Nimzovich Defense | 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.f4 Nc6 |
| B00 | Keres Attack, Nimzovich Defense | 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.Nc3 |
| B00 | Paulsen Attack, Nimzovich Defense | 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.Nf3 |
| B00 | Herford Gambit, Nimzovich Defense | 1.e4 Nc6 2.d4 e5 3.dxe5 Qh4 |
| B00 | French Connection, Nimzovich Defense | 1.e4 Nc6 2.d4 e6 |
| B00 | Neo-Mongoloid Defense, Nimzovich | 1.e4 Nc6 2.d4 f6 |
| B00 | Pirc Connection, Nimzovich Defense | 1.e4 Nc6 2.d4 g6 |
| B00 | Breyer Defense, Nimzovich | 1.e4 Nc6 2.Nc3 Nf6 |
| B00 | Williams Variation, Nimzovich | 1.e4 Nc6 2.Nf3 d6 |
| B00 | Franco-Nimzovich Variation | 1.e4 Nc6 2.Nf3 e6 |
| B00 | Colorado Defense, Nimzovich; Lean Variation | 1.e4 Nc6 2.Nf3 f5 |
| B00 | Colorado Counter Accepted, Nimzovich Defense | 1.e4 Nc6 2.Nf3 f5 3.exf5 |
| B00 | El Columpio Defense, Nimzovich Defense | 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 |
| B00 | Adams Defense | 1.e4 Nh6 |
| B00 | Wild Bull Defense | 1.e4 Nh6 |
| B01 | Center Counter; Scandanavian; B01 | 1.e4 d5 |
| B01 | Zilbermints Gambit, Center Counter | 1.e4 d5 2.b4 |
| B01 | Blackbunre-Kloosterboer Gambit, Center Counter | 1.e4 d5 2.exd5 c6 3.dxc6 e5 |
| B01 | Atkinson (Kloosterboer) Variation, Center Counter | 1.e4 d5 2.exd5 c6 3.dxc6 e5 |
| B01 | Blackburne Gambit, Center Counter | 1.e4 d5 2.exd5 c6 3.dxc6 Nxc6 |
| B01 | Boehnke Gambit, Center Counter | 1.e4 d5 2.exd5 e5 |
| B01 | Boehnke Gambit Accepted, Center Counter | 1.e4 d5 2.exd5 e5 3.dxe6 Bxe6 |
| B01 | Marshall Gambit, Scandanavian G; Modern Variation, CC | 1.e4 d5 2.exd5 Nf6 |
| B01 | Panov Transfer, Center Counter | 1.e4 d5 2.exd5 Nf6 3.c4 c6 |
| B01 | Icelandic-Palme Gambit, CC | 1.e4 d5 2.exd5 Nf6 3.c4 e6 |
| B01 | Portuguese Variation, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 Bg4 |
| B01 | Portuguese Gambit, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 Bg4 4.f3 Bf5 5.Bb5+ Nbd7 |
| B01 | Kadas Gambit, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 c6 4.dxc6 e5 |
| B01 | Wing Gambit, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 g6 4.c4 b5 |
| B01 | Marshall Variation, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 |
| B01 | Kiel Variation, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb4 |
| B01 | Tomalty Gambit, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nf6 5.Nc3 c5 |
| B01 | Gipslis Variation, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.Nf3 Bg4 |
| B01 | Richter Variation, Center Counter | 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.Nf3 g6 |
| B01 | Mieses-Kotroc Variation, Center Counter | 1.e4 d5 2.exd5 Qxd5 |
| B01 | Leonhardt (Rosen) Gambit, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.b4 |
| B01 | Anderssen Variation, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 e5 |
| B01 | Collijn Variation, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 e5 5.Nf3 Bg4 |
| B01 | Mieses Variation, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 |
| B01 | Gruenfeld Variation, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bf5 6.Ne5 c6 7.g4 |
| B01 | Lasker Variation, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bg4 6.h3 |
| B01 | Gubinsky-Melts Defense, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 |
| B01 | Schiller-Pytel Variation, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 c6 |
| B01 | Bronstein Variation, Center Counter | 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 4.d4 Nf6 5.Nf3 a6 |
| B01 | Closed Scandavian | 1.e4 d5 2.Nc3 |
| B02 | Alekhine's Defense; B02 | 1.e4 Nf6 |
| B02 | Krejcik Variation, Alekhine | 1.e4 Nf6 2.Bc4 |
| B02 | Fried Fox, Alekhine; Krejcik Gambit | 1.e4 Nf6 2.Bc4 Nxe4 3.Bxf7+ |
| B02 | Maroczy Variation, Alekhine | 1.e4 Nf6 2.d3 |
| B02 | Welling Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.b3 |
| B02 | Kmoch Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.Bc4 Nb6 4.Bb3 c5 5.d3 |
| B02 | Hunt Gambit, Alekhine; Two Pawn Attack | 1.e4 Nf6 2.e5 Nd5 3.c4 |
| B02 | Steiner Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.b3 |
| B02 | Lasker Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 |
| B02 | Mikenas Gambit, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 Nd5 5.Bc4 e6 6.Nc3 d6 7.Nxd5 exd5 8.Bxd5 |
| B02 | Matsukevich Gambit, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.c4 Nb6 4.c5 Nd5 5.Nc3 Nxc3 6.dxc3 d6 7.Bg5 |
| B02 | Buntin Gambit, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.e6 |
| B02 | Buckley Attack, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.Na3 |
| B02 | Saemisch Attack, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.Nc3 |
| B02 | Mokele Mbembe; Knight's Tour | 1.e4 Nf6 2.e5 Ne4 |
| B02 | Retreat; Brooklyn Variation, Alekhine | 1.e4 Nf6 2.e5 Ng8 |
| B02 | Everglades Defense, Alekhine | 1.e4 Nf6 2.e5 Ng8 3.d4 f5 |
| B02 | Scandanavian Variation, Alekhine | 1.e4 Nf6 2.Nc3 d5 |
| B02 | Myers Gambit, Alekhine | 1.e4 Nf6 2.Nc3 d5 3.d3 dxe4 4.Bg5 |
| B02 | Spielmann Variation, Alekhine | 1.e4 Nf6 2.Nc3 d5 3.e5 Nfd7 4.e6 |
| B02 | Noch Gambit, Alekhine | 1.e4 Nf6 2.Nc3 d5 3.exd5 |
| B02 | Geschev Gambit, Alekhine | 1.e4 Nf6 2.Nc3 d5 3.exd5 c6 |
| B02 | John Tracy Gambit, Alekhine | 1.e4 Nf6 2.Nf3 |
| B03 | B03 | 1.e4 Nf6 2.e5 Nd5 3.d4 |
| B03 | Wall Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 c5 |
| B03 | Balogh Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Bc4 |
| B03 | Hunt Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.c5 |
| B03 | Four Pawns Attack; Chase V | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 |
| B03 | Trifunovic Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 Bf5 |
| B03 | Cambridge Gambit, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4 Nb6 5.f4 g5 |
| B04 | B04 | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 |
| B04 | Panov Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.h3 |
| B04 | Larsen Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 |
| B04 | Alburt Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 |
| B04 | Keres Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.Bc4 Nb6 6.Bb3 Bg7 7.a4 |
| B04 | Karpov Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 g6 5.c4 Nb6 6.h3 Bg7 8.Be2 |
| B04 | Schmid Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Nb6 |
| B05 | B05 | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 |
| B05 | Flohr Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.Be2 c6 |
| B05 | Alekhine Variation, Alekhine | 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.c4 |
| B06 | Pirc; Robatsch; Modern; King Pawn Fianchetto; B06 | 1.e4 g6 |
| B06 | Monkey's Bum, Pirc | 1.e4 g6 2.Bc4 Bg7 3.Qf3 e6 4.d4 |
| B06 | Bishop Attack | 1.e4 g6 2.d4 Bg7 3.Bc4 |
| B06 | Buecker Gambit | 1.e4 g6 2.d4 Bg7 3.Bc4 b5 |
| B06 | Westermann Gambit | 1.e4 g6 2.d4 Bg7 3.Bd2 |
| B06 | Wind Gambit | 1.e4 g6 2.d4 Bg7 3.Bd3 |
| B06 | Three Pawns Attack | 1.e4 g6 2.d4 Bg7 3.f4 |
| B06 | Pterodactyl, Pirc | 1.e4 g6 2.d4 Bg7 3.Nc3 c5 |
| B06 | Gurgenidze Defense, Modern Defense | 1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.f4 d5 5.e5 h5 |
| B06 | Mittenberger Gambit, Modern Defense | 1.e4 g6 2.d4 Bg7 3.Nc3 d5 |
| B06 | Anti-Modern | 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Bc4 c6 5.Qe2 |
| B06 | Pseudo-Austrian Attack | 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 |
| B06 | Two Knight Variation, Modern Defense | 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 |
| B06 | Suttles Variation, Modern Defense | 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 c6 |
| B06 | Mongredien Defense, Pirc | 1.e4 g6 2.d4 Bg7 3.Nf3 b6 |
| B06 | Geller's System, Modern Defense | 1.e4 g6 2.d4 Bg7 3.Nf3 d6 3.c3 |
| B06 | Rossolimo Variation, Modern Defense | 1.e4 g6 2.d4 Bg7 3.Nf3 d6 3.c4 Bg4 |
| B06 | Accelerated Gurgenidze | 1.e4 g6 2.d4 Bg7 3.Nf3 d6 3.Nc3 c6 |
| B06 | Small Center Variation, Pirc | 1.e4 g6 2.d4 Bg7 3.Nf3 d6 3.Nc3 e6 |
| B06 | Fianchetto Gambit, Modern Defense | 1.e4 g6 2.d4 f5 |
| B06 | Norwegian Defense | 1.e4 g6 2.d4 Nf6 |
| B06 | Masur Gambit | 1.e4 g6 2.d4 Nh6 3.Nc3 f5 4.Bxh6 Bxh6 5.exf5 O-O |
| B07 | B07 | 1.e4 d6 |
| B07 | Maroczy Defense, Pirc | 1.e4 d6 2.d4 e5 |
| B07 | Philidor Gambit, Pirc | 1.e4 d6 2.d4 e5 3.dxe5 Bd7 |
| B07 | Small Center Defense | 1.e4 d6 2.d4 e6 |
| B07 | Balogh Defense, Pirc | 1.e4 d6 2.d4 f5 |
| B07 | Pirc Defense | 1.e4 d6 2.d4 Nf6 |
| B07 | Lion's Jaw, Pirc | 1.e4 d6 2.d4 Nf6 3.f3 |
| B07 | Czech Defense | 1.e4 d6 2.d4 Nf6 3.Nc3 c6 |
| B07 | Pirc; Ufimtsev; Antal Defense | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 |
| B07 | Kholmov System, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bc4 |
| B07 | Classical System, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 |
| B07 | Chinese Variation, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.g4 |
| B07 | Bayonet Attack, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be2 Bg7 5.h4 |
| B07 | Sveshnikov-Jansa Attack, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 c6 5.h3 |
| B07 | 150 Attack | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3 c6 5.Qd2 |
| B07 | Panov; Opatijav; Byrne Variation, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 |
| B07 | Anti-Philidor | 1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7 4.f4 |
| B07 | Roscher Gambit, Pirc | 1.e4 d6 2.d4 Nf6 3.Nf3 |
| B08 | B08 | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 |
| B08 | Two Knights System, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 |
| B08 | Quiet System, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 |
| B08 | Parma Defense, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Bg4 |
| B08 | Czech Defense, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O c6 |
| B08 | Chigorin Line, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Nc6 |
| B08 | Schlechter Variation, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.h3 |
| B09 | Austrian Attack, Pirc; B09 | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 |
| B09 | Ljubojevic Variation, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Bc4 |
| B09 | Austrian; Yugoslav Defense, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 |
| B09 | Dragon Formation, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 c5 |
| B09 | Weiss Variation, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 |
| B09 | Kurajica Variation, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be3 |
| B09 | Unzicker Attack, Pirc | 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.e5 |
| B10 | Caro-Kann Defense; B10 | 1.e4 c6 |
| B10 | Hillbilly Attack, Caro-Kann | 1.e4 c6 2.Bc4 |
| B10 | Modern; English Variation, Accelerated Panov; Caro-Kann | 1.e4 c6 2.c4 |
| B10 | Breyer Variation, Caro-Kann | 1.e4 c6 2.d3 |
| B10 | Stein Attack, Caro-Kann | 1.e4 c6 2.d3 d5 3.Nd2 g6 4.g3 Bg7 5.Bg2 e5 6.Ngf3 Ne7 7.O-O O-O 8.b4 |
| B10 | Massachussets Defense, Caro-Kann | 1.e4 c6 2.d4 f5 |
| B10 | Masi Variation, Caro-Kann | 1.e4 c6 2.d4 Nf6 |
| B10 | Scorpion-Horus Gambit, Caro-Kann | 1.e4 c6 2.Nc3 d5 3.d3 dxe4 4.Bg5 |
| B10 | Goldman Variation, Caro | 1.e4 c6 2.Nc3 d5 3.Qf3 |
| B10 | Two Knights Variation, Caro | 1.e4 c6 2.Nf3 d5 3.Nc3 |
| B11 | B11 | 1.e4 c6 2.Nc3 |
| B11 | Two Knights Attack, Caro Kann | 1.e4 c6 2.Nc3 d5 3.Nf3 |
| B11 | Mindeno Variation, Caro-Kann | 1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 |
| B11 | Retreat Line, Mindeno Variation, Caro-Kann | 1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 4.h3 Bh5 |
| B12 | B12 | 1.e4 c6 2.d4 |
| B12 | Landau Gambit, Caro-Kann | 1.e4 c6 2.d4 d5 3.Bd3 Nf6 4.e5 Nfd7 6.e6 |
| B12 | Mieses Gambit, Caro | 1.e4 c6 2.d4 d5 3.Be3 |
| B12 | Diemer-Duhm Gambit, Caro | 1.e4 c6 2.d4 d5 3.c4 |
| B12 | Advance Variation, Caro | 1.e4 c6 2.d4 d5 3.e5 |
| B12 | Prins Attack, Caro-Kann | 1.e4 c6 2.d4 d5 3.e5 Bf5 4.b4 |
| B12 | Bayonet Variation, Caro | 1.e4 c6 2.d4 d5 3.e5 Bf5 4.g4 |
| B12 | Tal Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.e5 Bf5 4.h4 |
| B12 | Van der Wiel Attack, Caro-Kann | 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 |
| B12 | Dreyev Defense, Caro-Kann | 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 Qb6 |
| B12 | Bronstein Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Ne2 |
| B12 | Short Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nf3 |
| B12 | Botvinnik-Carls Defense, Caro-Kann | 1.e4 c6 2.d4 d5 3.e5 c5 |
| B12 | Maroczy Variation, Caro | 1.e4 c6 2.d4 d5 3.f3 |
| B12 | Fantasy; Lilienfisch Variation, Caro | 1.e4 c6 2.d4 d5 3.f3 |
| B12 | Maroczy Gambit, Caro-Kann | 1.e4 c6 2.d4 d5 3.f3 dxe4 4.fxe4 e5 5.Nf3 exd4 6.Bc4 |
| B12 | Modern Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.Nd2 |
| B12 | New Caro-Kann | 1.e4 c6 2.d4 d5 3.Nd2 g6 |
| B12 | Edinburgh Variation, Caro | 1.e4 c6 2.d4 d5 3.Nd2 Qb6 |
| B12 | Ulysses Gambit, Caro | 1.e4 c6 2.d4 d5 3.Nf3 dxe4 4.Ng5 |
| B12 | De Bruycker Defense, Caro | 1.e4 c6 2.d4 Na6 |
| B12 | Hector Gambit, Caro | 1.e4 c6 2.Nc3 d5 3.Nf3 dxe4 4.Ng5 |
| B13 | Exchange Variation, Caro; B13 | 1.e4 c6 2.d4 d5 3.exd5 |
| B13 | Rubinstein Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.exd5 cxd3 4.Bd3 Nc6 5.c3 Nf6 6.Bf4 |
| B13 | Panov-Botvinnik; Gunderam Attack | 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 |
| B14 | B14 | 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 |
| B14 | Carlsbad Line, Caro-Kann | 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 e6 |
| B14 | Czerniak Line, Caro-Kann | 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Qa5 |
| B14 | Reifir-Spielmann Line, Caro-Kann | 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Qb6 |
| B15 | B15 | 1.e4 c6 2.d4 d5 3.Nc3 |
| B15 | Gurgenidze Variation, Caro | 1.e4 c6 2.d4 d5 3.Nc3 b5 |
| B15 | Von Hennig Gambit, Caro | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Bc4 |
| B15 | Milner-Barry Gambit, Caro; Rasa-Studier Gambit | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.f3 |
| B15 | Knight Variation, Caro | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 |
| B15 | Tarrasch (Alekhine) Gambit, Caro | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Bd3 |
| B15 | Tartakower Variation, Caro | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 |
| B15 | Forgacs Variation, Caro Kann | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.Bc4 |
| B15 | Gurgenidze System, Caro-Kann | 1.e4 c6 2.d4 d5 3.Nc3 g6 |
| B15 | Gurgenidze Variation, Caro | 1.e4 c6 2.d4 d5 3.Nc3 g6 4.e5 Bg7 5.f4 h5 |
| B15 | Campomanes Attack, Caro | 1.e4 c6 2.d4 d5 3.Nc3 Nf6 |
| B16 | Finnish Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 h6 |
| B16 | Nimzovich; Bronstein-Larsen, Caro; B16 | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 |
| B17 | Karpov Variation, Caro-Kann; B17 | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 |
| B17 | Smyslov Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Ng5 e6 7.Qe2 Nb6 |
| B17 | Tiviakov-Fischer Attack, Caro-Kann | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Nxf6+ Nxf6 |
| B17 | Kasparov Attack, Caro-Kann | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Ng3 |
| B17 | Ivanchuk Defense, Caro Kann | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Ndf6 |
| B18 | Classical Variation, Caro; B18 | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 |
| B18 | Flohr Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nh3 |
| B19 | B19 | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 |
| B19 | Seirawan Variation, Caro-Kann | 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.e5 Bh7 9.Bd3 Bxd3 10.Qxd3 |
| B20 | Sicilian Defense; B20 | 1.e4 c5 |
| B20 | Mengarini Gambit, Sicilian | 1.e4 c5 2.a3 |
| B20 | Mengarini Gambit, Sicilian | 1.e4 c5 2.a3 Nc6 3.b4 |
| B20 | Snyder Variation, Sicilian | 1.e4 c5 2.b3 |
| B20 | Queen Fianchetto Variation, Sicilian | 1.e4 c5 2.b3 b6 |
| B20 | Wing Gambit, Sicilian | 1.e4 c5 2.b4 |
| B20 | Marshall Variation, Sicilian | 1.e4 c5 2.b4 cxb4 3.a3 |
| B20 | Wing; Carlsbad Variation, Sicilian | 1.e4 c5 2.b4 cxb4 3.a3 bxa3 |
| B20 | Marienbad Variation, Sicilian | 1.e4 c5 2.b4 cxb4 3.a3 d5 4.exd5 Qxd5 5.Bb2 |
| B20 | Abrahams Variation, Sicilian Wing Gambit | 1.e4 c5 2.b4 cxb4 3.Bb2 |
| B20 | Santasiere Wing Gambit, Sicilian | 1.e4 c5 2.b4 cxb4 3.c4 |
| B20 | Bowlder Attack, Sicilian | 1.e4 c5 2.Bc4 |
| B20 | Slow Sicilian | 1.e4 c5 2.Be2 |
| B20 | Staunton-Cochrane Variation, Sicilian | 1.e4 c5 2.c4 |
| B20 | Gloria Variation, Sicilian | 1.e4 c5 2.c4 d6 3.Nc3 Nc6 4.g3 h5 |
| B20 | Chameleon Variation, Sicilian | 1.e4 c5 2.d3 |
| B20 | Big Clamp Variation, Sicilian | 1.e4 c5 2.d3 Nc6 3.c3 d6 4.f4 |
| B20 | Sicilian Center Game | 1.e4 c5 2.d4 cxd4 |
| B20 | Smith-Morra; Fleissig Gambit, Sic | 1.e4 c5 2.d4 cxd4 3.c3 |
| B20 | Rivadavia Gambit, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 |
| B20 | Push Variation, Smith-Morra Gambit, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 d3 |
| B20 | Dubois Variation, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 d3 4.c4 |
| B20 | Scandanavian Formation, Smith-Morra, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 d5 |
| B20 | Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 |
| B20 | Chicago Defense, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 d6 5.Bc4 e6 6.Nf3 Nf6 7.O-O a6 |
| B20 | Taimanov Formation, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Bc4 a6 6.Nf3 Ne7 |
| B20 | Kan Formation, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Nf3 a6 |
| B20 | Fianchetto Defense, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 e6 5.Nf3 g6 |
| B20 | Classical Formation, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 d6 6.Bc4 a6 7.O-O Nf6 |
| B20 | Scheveningen Formation, Smith-Morra Accepted | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 d6 6.Bc4 e6 |
| B20 | Paulsen Formation, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 |
| B20 | Morphy Defense Deferred, Smith-Morra Accepted | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 7.O-O b5 8.Bb3 Bc5 |
| B20 | Larsen Defense, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 a6 7.O-O Qc7 8.Qe2 Bd6 |
| B20 | Pin Defense, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 Bb4 |
| B20 | Morphy Defense, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 Bc5 |
| B20 | Sozin Formation, Smith-Morra Accepted, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 d6 7.O-O a6 8.Qe2 b5 |
| B20 | Center Formation, Smith-Morra Declined, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 e5 |
| B20 | Alapin Formation, Smith-Morra Declined, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 Nf6 |
| B20 | Wing Formation, Smith-Morra Declined, Sicilian | 1.e4 c5 2.d4 cxd4 3.c3 Qa5 |
| B20 | Halasz Gambit, Sicilian | 1.e4 c5 2.d4 cxd4 3.f4 |
| B20 | Morphy Gambit, Sicilian | 1.e4 c5 2.d4 cxd4 3.Nf3 |
| B20 | Andreaschek Gambit, Sicilian | 1.e4 c5 2.d4 cxd4 3.Nf3 e5 4.c3 |
| B20 | Steinitz; Tartakower, Lasker-Dunne Variation, Sicilian | 1.e4 c5 2.g3 |
| B20 | Myers Attack, Sicilian | 1.e4 c5 2.h4 |
| B20 | King David's Opening | 1.e4 c5 2.Ke2 |
| B20 | Keres; Billium Attack, Sicilian; Chameleon | 1.e4 c5 2.Ne2 |
| B20 | Brick Variation, Sicilian | 1.e4 c5 2.Nh3 |
| B21 | Larsen-Santasiere (McDonnell Attack) Variation, Sicilian; B21 | 1.e4 c5 2.f4 |
| B21 | Tal Gambit, Sicilian | 1.e4 c5 2.f4 d5 3.exd5 Nf6 |
| B22 | Alapin; Sveshnikov Var, Sicilian; B22 | 1.e4 c5 2.c3 |
| B22 | Barmen Defense, Sicilian | 1.e4 c5 2.c3 d5 3.exd5 Qxd5 |
| B22 | Sherzer Variation, Sicilian | 1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.d4 e6 5.Nf3 Nc6 |
| B22 | Stoltz Attack, Sicilian | 1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.Bc4 Nb6 6.Bb3 |
| B23 | Closed; Chigorin Variation, Sicilian; B23 | 1.e4 c5 2.Nc3 |
| B23 | Grand Prix Variation, Sicilian | 1.e4 c5 2.Nc3 d6 3.f4 |
| B23 | Marshall Gambit, Sicilian | 1.e4 c5 2.Nc3 e6 3.d4 d5 |
| B23 | Korchnoi Defense, Sicilian | 1.e4 c5 2.Nc3 e6 3.g3 d5 |
| B23 | Traditional Closed Sicilian | 1.e4 c5 2.Nc3 Nc6 |
| B23 | Portland Attack, Sicilian | 1.e4 c5 2.Nc3 Nc6 3.d3 g6 4.g4 |
| B23 | Vinken System, Sicilian; Grand Prix Attack | 1.e4 c5 2.Nc3 Nc6 3.f4 |
| B23 | Schofman Variation, Sicilian | 1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bc4 e6 6.f5 |
| B23 | Chameleon Sicilian | 1.e4 c5 2.Nc3 Nc6 3.Nge2 |
| B24 | Fianchetto Variation, Sicilian Closed; B24 | 1.e4 c5 2.Nc3 Nc6 3.g3 |
| B25 | B25 | 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 |
| B25 | Botvinnik Defense, Sicilian Closed | 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 e5 |
| B25 | Edge Variation, Sicilian Closed | 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 e5 7.Nh3 Nge7 |
| B26 | B26 | 1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 |
| B27 | B27 | 1.e4 c5 2.Nf3 |
| B27 | Polish Gambit, Sicilian | 1.e4 c5 2.Nf3 b5 |
| B27 | Katalimov Variation, Sicilian | 1.e4 c5 2.Nf3 b6 |
| B27 | Jalalabad Variation, Sicilian | 1.e4 c5 2.Nf3 e5 |
| B27 | Brussels Gambit, Sicilian | 1.e4 c5 2.Nf3 f5 |
| B27 | Double-Dutch Gambit, Sicilian | 1.e4 c5 2.Nf3 f5 3.exf5 Nh6 |
| B27 | Hyperaccelerated Dragon, Sicilian | 1.e4 c5 2.Nf3 g6 |
| B27 | Action Extension, Sicilian | 1.e4 c5 2.Nf3 g6 3.c4 Bh6 |
| B27 | Hyperaccelerated Pterodactyl, Sic | 1.e4 c5 2.Nf3 g6 3.d4 Bg7 |
| B27 | Frederico Variation, Sicilian | 1.e4 c5 2.Nf3 g6 3.d4 f5 |
| B27 | Sicilian Fred | 1.e4 c5 2.Nf3 g6 3.d4 f5 |
| B27 | Buecker Variation, Sicilian | 1.e4 c5 2.Nf3 h6 |
| B27 | Mongoose Variation, Sicilian | 1.e4 c5 2.Nf3 Qa5 |
| B27 | Althouse; Stiletto Variation, Sicilian | 1.e4 c5 2.Nf3 Qa5 |
| B27 | Accelerated Paulsen, Sicilian | 1.e4 c5 2.Nf3 Qc7 |
| B27 | Quinteros Variation, Sicilian | 1.e4 c5 2.Nf3 Qc7 |
| B28 | O'Kelly Variation, Sicilian; B28 | 1.e4 c5 2.Nf3 a6 |
| B28 | Kieseritzky System, Sicilian | 1.e4 c5 2.Nf3 a6 3.b3 |
| B28 | Wing Gambit, Sicilian | 1.e4 c5 2.Nf3 a6 3.b4 |
| B28 | Aronin System, Sicilian | 1.e4 c5 2.Nf3 a6 3.Be2 |
| B28 | Venice System, Sicilian | 1.e4 c5 2.Nf3 a6 3.c3 |
| B28 | Ljubojevic Line, Sicilian | 1.e4 c5 2.Nf3 a6 3.c3 b5 |
| B28 | Gambit Line, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.c3 d5 4.exd5 Nf6 |
| B28 | Steiner Line, Sicilian | 1.e4 c5 2.Nf3 a6 3.c3 d6 |
| B28 | Barcza Line, Sicilian | 1.e4 c5 2.Nf3 a6 3.c3 Nf6 |
| B28 | Maroczy Bind, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.c4 |
| B28 | Robatsch Line, Sicilian | 1.e4 c5 2.Nf3 a6 3.c4 d6 |
| B28 | Paulsen Line, Sicilian | 1.e4 c5 2.Nf3 a6 3.c4 e6 |
| B28 | Geller Line, Sicilian | 1.e4 c5 2.Nf3 a6 3.c4 Nc6 4.d4 cxd4 5.Nxd4 e5 |
| B28 | Quiet System, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.d3 |
| B28 | Normal System, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.d4 |
| B28 | Cortlever Gambit, Sicilian | 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Bc4 |
| B28 | Smith-Morra Line, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.c3 |
| B28 | Taimanov Line, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 e5 |
| B28 | Kan Line, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 e6 |
| B28 | Zagorovsky Line, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Qxd4 |
| B28 | Réti System, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.g3 |
| B28 | Yerevan System, O'Kelly Sicilian | 1.e4 c5 2.Nf3 a6 3.Nc3 |
| B29 | Nimzovich; Rubinstein Var, Sicilian; B29 | 1.e4 c5 2.Nf3 Nf6 |
| B29 | Advance Variation, Sicilian | 1.e4 c5 2.Nf3 Nf6 3.e5 |
| B30 | Old Sicilian | 1.e4 c5 2.Nf3 Nc6 |
| B30 | Rossolimo (Nezmetdinov) Variation, Sicilian; B30 | 1.e4 c5 2.Nf3 Nc6 3.Bb5 |
| B31 | B31 | 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 |
| B31 | Gufeld Gambit, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 e5 6.d4 |
| B31 | Lutikov Gambit, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 Nf6 6.d4 |
| B31 | Gurgenidze Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 e5 6.b4 |
| B31 | San Francisco Gambit, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.Bb5 Na5 4.b4 |
| B32 | B32 | 1.e4 c5 2.Nf3 Nc6 3.d4 |
| B32 | Nimzovich Variation, Sicilian; Nimzo-American Variation | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 d5 |
| B32 | Bourdonnais; Lowenthal Var, Sic | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 |
| B32 | Kalashnikov Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 d6 |
| B32 | Retreat Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Nf3 |
| B32 | Godiva Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qb6 |
| B32 | Flohr Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Qc7 |
| B33 | B33 | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 |
| B33 | Four Knights Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 |
| B33 | Lasker-Pelikan Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 |
| B33 | Pelikan Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 |
| B33 | Chelyabinsk Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 |
| B33 | Sveshnikov Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 9.Bxf6 gxf6 10.Nd5 f5 |
| B33 | Bird Variation, Siclian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 Be6 |
| B34 | Accelerated Dragon; Fianchetto Var; B34 | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 |
| B35 | B35 | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 |
| B36 | Maroczy Bind, Sicilian; B36 | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 |
| B36 | Gurgenidze Variation, Sicilian | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Nf6 6.Nc3 Nxd4 7.Qxd4 d6 |
| B37 | B37 | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 |
| B38 | B38 | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 |
| B39 | Breyer Variation, Sicilian; B39 | 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 Ng4 |
| B40 | French Variation, Sicilian; B40 | 1.e4 c5 2.Nf3 e6 |
| B40 | Wing Gambit Deferred, Sicilian | 1.e4 c5 2.Nf3 e6 3.b4 |
| B40 | Kramnik Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.c4 |
| B40 | Gaw-Paw Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Qb6 |
| B40 | Kveinis Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Qb6 |
| B41 | B41 | 1.e4 c5 2.Nf3 e6 3.d4 |
| B41 | Accelerated Wimpy Variation, Sic | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 |
| B41 | Paulsen; Kan Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 |
| B41 | Réti Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 |
| B41 | Hedgehog Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 g6 |
| B41 | Bronstein Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 Nf6 6.Nc3 Bb4 7.Bd3 Nc6 |
| B41 | Anderssen; Counterattack Var, Sic | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 |
| B41 | Pin Variation; Sicilian CounterAttack | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 |
| B41 | Jaffe Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.Bd3 e5 |
| B41 | Koch Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bb4 6.e5 |
| B41 | Marshall Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 d5 |
| B42 | B42 | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 |
| B42 | Polugaevsky Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Bc5 |
| B42 | Swiss Cheese Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 g6 |
| B43 | B43 | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 |
| B44 | Taimanov; Bastrikov, Paulsen Variation, Sicilian; B44 | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 |
| B44 | Szen Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 |
| B44 | Gary Gambit, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3 a6 8.Na3 d5 |
| B45 | B45 | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 |
| B45 | Paulsen Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Ndb5 Bb4 |
| B45 | American Attack, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Ndb5 Bb4 7.Nd6+ |
| B45 | Four Knights Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 |
| B45 | Cobra Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Ndb5 Bc5 |
| B46 | B46 | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 |
| B46 | Taimanov Variation, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be2 Nge7 |
| B47 | Bastrikov Variation, Sicilian; B47 | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 |
| B47 | Ponomariov Gambit, Sicilian | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Ndb5 Qb8 7.Be3 a6 8.Bb6 |
| B48 | B48 | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 |
| B49 | B49 | 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 |
| B50 | Modern Variation, Sicilian; B50 | 1.e4 c5 2.Nf3 d6 |
| B50 | Kopec System, Sicilian | 1.e4 c5 2.Nf3 d6 3.Bd3 |
| B50 | Delayed Alapin, Sicilian | 1.e4 c5 2.Nf3 d6 3.c3 |
| B50 | Basman-Palatnik Gambit | 1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Be2 Nc6 5.d4 cxd4 6.cxd4 Nxe4 |
| B50 | Kotov Gambit, Sicilian | 1.e4 c5 2.Nf3 d6 3.g3 b5 |
| B51 | Wing Gambit Deferred, Sicilian | 1.e4 c5 2.Nf3 d6 3.b4 |
| B51 | Moscow Variation, Sicilian; Canal Attack; B51 | 1.e4 c5 2.Nf3 d6 3.Bb5+ |
| B51 | Moscow Gambit, Sicilian | 1.e4 c5 2.Nf3 d6 3.Bb5+ Nc6 4.O-O Bd7 5.c3 a6 6.Bxc6 Bxc6 7.Re1 Nf6 8.d4 Bxe4 9.Bg5 |
| B51 | Dorfman Gambit, Sicilian | 1.e4 c5 2.Nf3 d6 3.Bb5+ Nc6 4.O-O Bd7 5.Qe2 g6 6.e5 |
| B52 | Main Line, Canal Attack, Sicilian; B52 | 1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 |
| B52 | Bronstein (Haag) Gambit, Sicilian | 1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.c3 Nf6 7.d4 |
| B53 | B53 | 1.e4 c5 2.Nf3 d6 3.d4 |
| B53 | Tartakower Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.c3 |
| B53 | Chekhover Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 |
| B53 | Zaitsev Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Qd7 |
| B53 | Lazy Knight Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 Nd7 |
| B53 | Cortlever Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 Nf6 4.dxc5 Nxe4 5.cxd6 |
| B54 | B54 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 |
| B55 | B55 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 |
| B55 | Ginsberg Gambit, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Bc4 |
| B55 | Moscow (Prins) Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 |
| B55 | Venice Attack, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.f3 e5 6.Bb5+ |
| B56 | B56 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 |
| B56 | Kupreichik Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Bd7 |
| B56 | Venice Attack, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Bb5+ |
| B56 | Classical Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 |
| B56 | Yates Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bd3 |
| B56 | Spielmann Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Nde2 |
| B57 | Sozin; Velimirovic Attack, Sicilian; B57 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 |
| B57 | Anti-Sozin Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6 |
| B58 | B58 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 |
| B58 | Boleslavsky Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 |
| B58 | Louma Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nxc6 |
| B58 | Fianchetto Variation, Richter-Rauzer Sicilizn | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.g3 |
| B59 | B59 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nb3 |
| B60 | Richter-Rauzer Variation, Sicilian; B60 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 |
| B60 | Dragon Variation, Richter-Rauzer Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 g6 |
| B61 | B61 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Qd2 |
| B62 | B62 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 |
| B62 | Margate (Vitolins) Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Bb5 |
| B62 | Podebrady Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Nb3 |
| B62 | Exchange Variation, Richter-Rauzer Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Nxc6 |
| B63 | Rauzer Variation, Sicilian; B63 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 |
| B63 | Ivanov Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Qb6 |
| B64 | B64 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 |
| B65 | B65 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 Nxd4 10.Qxd4 |
| B66 | B66 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 |
| B67 | B67 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 |
| B68 | B68 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 9.f4 Be7 |
| B69 | B69 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 9.f4 Be7 10.Nf3 b5 11.Bxf6 |
| B70 | Dragon Variation, Sicilian; B70 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 |
| B70 | Alekhine Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.O-O O-O 8.Nb3 |
| B70 | Fianchetto Variation, Sicilian Dragon | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.g3 |
| B71 | Levenfish Variation, Sicilian; B71 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 |
| B72 | B72 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 |
| B72 | Nottingham Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.Nb3 |
| B72 | Amsterdam (Battery) Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.Qd2 |
| B72 | Grigoriev Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.Qd2 O-O 9.O-O-O |
| B73 | B73 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O |
| B73 | Zollner Gambit, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.f4 Qb6 |
| B74 | B74 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 |
| B74 | Alekhine Line, Sicilian Dragon | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 a5 |
| B74 | Maroczy Line, Sicilian Dragon | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Na5 |
| B74 | Tartakower Line, Sicilian Dragon | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Qc8 |
| B75 | B75 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 |
| B76 | Yugoslav Attack, Sicilian Dragon; B76 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O |
| B76 | Panov Variation, Sicilian Dragon | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.g4 |
| B77 | B77 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 |
| B77 | Sosonko Variation, Sicilian Dragon | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Nd7 |
| B77 | Czerniak Variation, Sicilian Dragon | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Nxd4 10.Bxe4 |
| B78 | B78 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O |
| B79 | B79 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O Qa5 |
| B80 | Schveningen Variation, Sicilian; B80 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 |
| B80 | Vitolins Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bb5+ |
| B80 | English Attack, Scheveningen Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.f3 |
| B80 | Fianchetto Variation, Scheveningen Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g3 |
| B81 | Delayed Keres Attack, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.g4 |
| B81 | Perenyi Gambit, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.g4 e5 8.Nf5 g6 9.g5 |
| B81 | Keres; Panov Variation, Sicilian; B81 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 |
| B82 | Matanovic Attack, Sicilian; B82 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 |
| B82 | Tal Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 Nc6 7.Be3 Be7 8.Qf3 |
| B83 | Scheveningen Variation, Sicilian; B83 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 |
| B84 | Modern Paulsen, Sicilian; B84 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 |
| B85 | B85 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Be7 |
| B85 | Paulsen Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Qc7 8.f4 Nc6 |
| B86 | Fischer Attack, Sozin Attack, Sicilian; B86 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 |
| B87 | Flank Variation, Sicilian; B87 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 a6 7.Bb3 b5 |
| B88 | Leonhardt Variation, Sicilian; B88 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 |
| B89 | B89 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 |
| B89 | Sherbakov Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7 8.Bb3 O-O 9.O-O Na5 10.f4 b6 |
| B89 | Velimirovic Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7 8.Qe2 |
| B90 | Najdorf Variation, Sicilian; B90 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 |
| B90 | Lipnitzky Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 |
| B90 | Byrne Variation, Sicilian; English Attack | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 |
| B90 | Anti-English, Najdorf Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Ng4 |
| B90 | Adams Attack, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 |
| B90 | Freak Attack, Siicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Rg1 |
| B91 | Zagreb Variation, Sicilian; B91 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 |
| B92 | Opocensky Variation, Sicilian; B92 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 |
| B92 | Opocensky Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 |
| B93 | Amsterdam Variation, Sicilian; B93 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 |
| B94 | B94 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 |
| B95 | B95 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 |
| B96 | B96 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 |
| B96 | Polugaevsky; Accelerated Najdorf | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 |
| B96 | Simagin Line, Najdorf Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 b5 8.e5 dxe5 9.fxe5 Qc7 10.Qe2 |
| B97 | Poisoned Pawn Variation, Najdorf Sicilian; B97 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 |
| B97 | Poisoned Pawn Variation, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 |
| B97 | Poisoned Pawn Accepted, Najdorf Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 Qxb2 |
| B98 | B98 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 |
| B98 | Argenitne; Goteborg Var, Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 h6 9.Bh4 g5 |
| B98 | Browne Variation, Najdorf Sicilian | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 h6 9.Bh4 Qc7 |
| B99 | B99 | 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7 9.O-O-O Nbd7 |