B10

* Hillbilly Attack: 1.e4 c6 2.Bc4
* Modern; English Variation, Accelerated Panov: 1.e4 c6 2.c4 * Breyer Variation: 1.e4 c6 2.d3
* Stein Attack: 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 * Massachusetts Defense: 1.e4 c6 2.d4 f5
* Masi Variation: 1.e4 c6 2.d4 Nf6
* Scorpion-Horus Gambit: 1.e4 c6 2.Nc3 d5 3.d3 dxe4 4.Bg5 * Spielmann/Goldman Variation: 1.e4 c6 2.Nc3 d5 3.Qf3 * Two Knights Variation: 1.e4 c6 2.Nf3 d5 3.Nc3

edit B11

* Two Knights Attack: 1.e4 c6 2.Nc3 d5 3.Nf3 * Mindeno Variation: 1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 * Retreat Line, Mindeno Variation: 1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 4.h3 Bh5

edit B12

* Landau Gambit: 1.e4 c6 2.d4 d5 3.Bd3 Nf6 4.e5 Nfd7 6.e6 * Mieses Gambit: 1.e4 c6 2.d4 d5 3.Be3
* Diemer-Duhm Gambit: 1.e4 c6 2.d4 d5 3.c4
* Advance Variation: 1.e4 c6 2.d4 d5 3.e5
* Prins Attack: 1.e4 c6 2.d4 d5 3.e5 Bf5 4.b4 * Bayonet Variation: 1.e4 c6 2.d4 d5 3.e5 Bf5 4.g4 * Tal Variation: 1.e4 c6 2.d4 d5 3.e5 Bf5 4.h4 * Van der Wiel Attack: 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 * Dreyev Defense: 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nc3 Qb6 * Bronstein Variation: 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Ne2 * Short Variation: 1.e4 c6 2.d4 d5 3.e5 Bf5 4.Nf3 e6 5.Be2 * Botvinnik-Carls Defense: 1.e4 c6 2.d4 d5 3.e5 c5 * Maroczy Variation: 1.e4 c6 2.d4 d5 3.f3
* Fantasy/Lilienfisch Variation: 1.e4 c6 2.d4 d5 3.f3 * Maroczy Gambit: 1.e4 c6 2.d4 d5 3.f3 dxe4 4.fxe4 e5 5.Nf3 exd4 6.Bc4 * Modern Variation: 1.e4 c6 2.d4 d5 3.Nd2
* New Caro-Kann 1.e4 c6 2.d4 d5 3.Nd2 g6
* Edinburgh Variation: 1.e4 c6 2.d4 d5 3.Nd2 Qb6 * Ulysses Gambit: 1.e4 c6 2.d4 d5 3.Nf3 dxe4 4.Ng5 * De Bruycker Defense: 1.e4 c6 2.d4 Na6
* Hector Gambit: 1.e4 c6 2.Nc3 d5 3.Nf3 dxe4 4.Ng5

edit B13

* Rubinstein Variation: 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 Nc6 5.c3 Nf6 6.Bf4 * Panov-Botvinnik: 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 * Panov-Botvinnik, Gedult-Gunderam Attack: 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.c5

edit B14

* Carlsbad Line: 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 e6 * Czerniak Line: 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Qa5 * Reifir-Spielmann Line: 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 Nc6 6.Bg5 Qb6

edit B15

* Gurgenidze Variation: 1.e4 c6 2.d4 d5 3.Nc3 b5 * Von Hennig Gambit: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Bc4 * Milner-Barry Gambit, Rasa-Studier Gambit: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.f3 * Knight Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 * Tarrasch/Alekhine Gambit: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Bd3 * Tartakower Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 * Forgacs Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.Bc4 * Gurgenidze System: 1.e4 c6 2.d4 d5 3.Nc3 g6 * Gurgenidze Variation: 1.e4 c6 2.d4 d5 3.Nc3 g6 4.e5 Bg7 5.f4 h5 * Campomanes Attack: 1.e4 c6 2.d4 d5 3.Nc3 Nf6

edit B16

* Finnish Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 h6 * Bronstein-Larsen Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 * Korchnoi Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6

edit B17

* Karpov Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 * Smyslov Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Ng5 e6 7.Qe2 Nb6 * Tiviakov-Fischer Attack: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Bc4 Ngf6 6.Nxf6+ Nxf6 * Kasparov Attack: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Ng3 * Ivanchuk Defense: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Ndf6

edit B18

* Classical Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 * Flohr Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nh3

edit B19

* Seirawan Variation: 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3