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