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Library|C49Four Knights: 4.Bb5 Bb4 5.O-O O-O

C49Four Knights: 4.Bb5 Bb4 5.O-O O-OMove 6 / 6

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C49Black1 book lines continue

4.Bb5 Bb4 5.O-O O-O

Four Knights Game

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. Nd5 Bc5

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Where the book goes

d4C49Blackburne Attack, 4 Knights

Four Knights Game

C47–C50 · 45 lines

Main lines1

C47Four Knights Game
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6

Spanish Variation28

C48Spanish Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5
C49Spanish Variation, Double Spanish
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4
C48Spanish Variation, Rubinstein Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4
C48Spanish Variation, Classical Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5
C48Spanish Variation, Ranken Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 a6 5. Bxc6
C48Spanish Variation, Rubinstein Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2
C48Spanish Variation, Rubinstein Variation Accepted
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Nxd4
C48Spanish Variation, Rubinstein Variation, Henneberger Variation
1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. O-O
C49Spanish Variation, Double Spanish
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3
C49Spanish Variation, Nimzowitsch Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. Bxc6
C48Spanish Variation, Rubinstein Variation
1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. Nxe5 Qe7 6. f4
C49Spanish Variation, Symmetrical Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6
C49Spanish Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3
C48Spanish Variation, Rubinstein Variation, Marshall Gambit
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Ba4 Bc5 6. Nxe5 O-O
C48Spanish Variation, Rubinstein Variation, Marshall Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Nxe5 Bc5 6. O-O O-O
C49Spanish Variation, Symmetrical Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Ne2
C49Spanish Variation, Symmetrical Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Ne7
C49Spanish Variation, Alatortsev Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Qe7 7. Ne2 d5
C49Spanish Variation, Gunsberg Counterattack
1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. Nd5 Nxd5 7. exd5 e4
C49Spanish Variation, Svenonius Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d5
C49Spanish Variation, Symmetrical Variation, Tarrasch Variation
1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Be6
C49Spanish Variation, Janowski Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d6 8. Re1
C49Spanish Variation, Symmetrical Variation, Metger Unpin
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7
C48Spanish Variation, Bardeleben Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. O-O O-O 6. Nxe5 Nxe5 7. d4 Bd6 8. f4 Nc6 9. e5 Bb4
C48Spanish Variation, Rubinstein Variation, Maróczy Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2 Nxf3+ 6. Bxf3 Bc5 7. O-O O-O 8. d3 d6 9. Na4 Bb6
C48Spanish Variation, Spielmann Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 a6 5. Bxc6 dxc6 6. Nxe5 Nxe4 7. Nxe4 Qd4 8. O-O Qxe5 9. Re1 Be6 10. d4 Qd5
C49Spanish Variation, Symmetrical Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 Bg4
C49Spanish Variation, Symmetrical Variation, Blake Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Ne7 8. Nh4 c6 9. Bc4 d5 10. Bb3 Qd6

Scotch Variation7

C47Scotch Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4
C47Scotch Variation, Belgrade Gambit
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5
C47Scotch Variation, Krause Gambit
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. Nxe5
C47Scotch Variation, Krause Gambit, Leonhardt Defense
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. Nxe5 Qe7
C47Scotch Variation, Oxford Gambit
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Nd4
C47Scotch Variation, Schmid Defense
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxe4
C47Scotch Variation, Belgrade Gambit, Modern Defense
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Nxe4 6. Qe2 f5

Scotch Variation Accepted1

C47Scotch Variation Accepted
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4

Halloween Gambit3

C47Halloween Gambit
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5
C47Halloween Gambit, Oldtimer Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Ng6 6. e5 Ng8 7. Bc4 Bb4 8. Qf3 f5
C47Halloween Gambit, Plasma Variation
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Nc6 6. d5 Ne5 7. f4 Ng6 8. e5 Ng8 9. d6 cxd6 10. exd6 Qf6 11. Nb5 Rb8

Glek System1

C47Glek System
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3