Openings

Variation
KGD
    Classical, Svenonius Variation Classical Variation Norwalde Variation , Buecker gambit Norwalde Variation Mafia defense Keene's defense
    King's Indian
      Orthodox, Aronin-Taimanov, Benko attack Orthodox, Aronin-Taimanov, Main line Orthodox, Aronin-Taimanov, 9.Ne1 Orthodox, Aronin-Taimanov, bayonet attack Orthodox, Aronin-Taimanov Variation (Yugoslav attack / Mar del Plata Variation ) Orthodox, 7...Nbd7, Main line Orthodox, 7...Nbd7, 8.Re1 Orthodox, 7...Nbd7 Orthodox, Donner Variation Orthodox Variation Petrosian system, Keres Variation Petrosian system, Main line Petrosian system, Stein Variation Petrosian system Gligoric-Taimanov system Andersson Variation Classical Variation Kazakh Variation 6.Be2 Zinnowitz Variation Larsen Variation 5.Nf3 Saemisch, Orthodox Main line Saemisch, Orthodox, 7.d5 c6 Saemisch, Orthodox, Bronstein Variation Saemisch, Orthodox, 7.d5 Saemisch, Orthodox, 7.Nge2 c6 Saemisch, Orthodox Variation Saemisch, Panno Main line Saemisch, Panno formation Saemisch, Ruban Variation Saemisch, 6...Nc6 Saemisch, double Fianchetto Variation Saemisch, Byrne Variation Saemisch, 5...O-O Saemisch Variation Four pawns attack, Main line Four pawns attack, with Be2 and Nf3 Four pawns attack, Florentine gambit Four pawns attack Six pawns attack Four pawns attack, 6.Be2 Four pawns attack, dynamic line Averbakh, Main line Averbakh, 6...c5 Averbakh system Semi-Averbakh system 5.Be2 Pomar system Makagonov system (5.h3) Accelerated Averbakh system Kramer system 4.e4 Fianchetto, Classical Main line Fianchetto, Classical Variation , 8.e4 Fianchetto, Classical Variation Fianchetto with ...Nd7 Fianchetto, Yugoslav Panno Fianchetto, Yugoslav, 7.O-O Fianchetto, Yugoslav system Fianchetto, Panno Variation Fianchetto, Simagin Variation Fianchetto, lesser Simagin (Spassky) Variation Fianchetto, Uhlmann (Szabo) Variation Fianchetto with ...Nc6 Fianchetto, Kavalek (Bronstein) Variation Fianchetto, Larsen system Fianchetto Variation Smyslov system 3.g3, counterthrust Variation 3.g3 Danube gambit Anti-Gruenfeld Fianchetto without c4 London system Torre attack East Indian defense
      KP
        Neo-Mongoloid defense Nimzovich defense, Bogolyubov Variation Nimzovich defense, Marshall gambit Nimzovich defense Colorado counter Nimzovich defense, Wheeler gambit Lopez Opening Napoleon's Opening Patzer Opening King's head Opening Mengarini's Opening Indian Opening
        Latvian
          corkscrew counter-gambit Polerio Variation Behting Variation Fraser defense Nimzovich Variation