Ruy Lopez (C61)

Bird's defense, Paulsen variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O Ne7

Ruy Lopez (C61)

Bird's defense

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4

Ruy Lopez (C70)

Bird's defense deferred

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nd4

Ruy Lopez (C60)

Cozio defense, Paulsen variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 g6

KGA (C39)

Kieseritsky, Paulsen defense

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Bg7

Evans gambit (C52)

compromised defense, Paulsen variation

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O dxc3 8. Qb3 Qf6 9. e5 Qg6 10. Nxc3 Nge7 11. Ba3

Scotch (C45)

Paulsen, Gunsberg defense

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bb5 Nd8

Bird's Opening (A03)

Lasker variation

1. f4 d5 2. Nf3 Nf6 3. e3 c5

Bird's Opening (A03)

1. f4 d5

Bird's Opening (A02)

1. f4

Bird's Opening (A03)

Williams gambit

1. f4 d5 2. e4

Bird's Opening, Swiss gambit (A02)

1. f4 f5 2. e4 fxe4 3. Nc3 Nf6 4. g4

Giuoco Piano (C53)

Bird's attack

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. b4

Vienna (C25)

Paulsen variation

1. e4 e5 2. Nc3 Nc6 3. g3

French (C10)

Paulsen variation

1. e4 e6 2. d4 d5 3. Nc3

KGA (C37)

Muzio gambit, Paulsen variation

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. e5 Qxe5 8. d3 Bh6 9. Nc3 Ne7 10. Bd2 Nbc6 11. Rae1

Vienna (C26)

Paulsen-Mieses variation

1. e4 e5 2. Nc3 Nf6 3. g3

Evans gambit (C51)

Paulsen variation

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. d5 Na5 10. Bb2 Ne7

Four knights (C49)

Nimzovich (Paulsen) variation

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. Bxc6

Sicilian (B84)

Scheveningen (Paulsen), Classical variation

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 a6