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

Four knights (C46)

Gunsberg variation

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3

Four knights (C49)

Gunsberg counter-attack

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. Nd5 Nxd5 7. exd5 e4

KGA (C39)

Kieseritsky, Paulsen defense

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

Ruy Lopez (C60)

Cozio defense, Paulsen variation

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

Ruy Lopez (C61)

Bird's defense, Paulsen variation

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

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

Philidor (C41)

Paulsen attack

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 d5 5. exd5

Vienna (C25)

Paulsen variation

1. e4 e5 2. Nc3 Nc6 3. g3

French (C10)

Paulsen variation

1. e4 e6 2. d4 d5 3. Nc3

Petrov (C42)

Paulsen attack

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nc4

Scotch (C45)

Paulsen attack

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

Vienna (C26)

Paulsen-Mieses variation

1. e4 e5 2. Nc3 Nf6 3. g3

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 gambit (C29)

Paulsen attack

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3

French (C02)

Advance, Paulsen attack

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3

Centre game (C22)

Paulsen attack

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3

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

KGA (C33)

Bishop's gambit, Paulsen attack

1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3 Bb4 5. e5