fredthebear: Pins will do that to a position.
Philidor's defence
C41 Sub-variants:
Philidor's defence
1. e4 e5 2. Nf3 d6
Philidor, Steinitz variation
1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. c3
Philidor, Lopez counter-gambit
1. e4 e5 2. Nf3 d6 3. Bc4 f5
Philidor, Lopez counter-gambit, Jaenisch variation
1. e4 e5 2. Nf3 d6 3. Bc4 f5 4. d4 exd4 5. Ng5 Nh6 6. Nxh7
Philidor's defence
1. e4 e5 2. Nf3 d6 3. d4
Philidor, Philidor counter-gambit
1. e4 e5 2. Nf3 d6 3. d4 f5
Philidor, Philidor counter-gambit, del Rio attack
1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6
Philidor, Philidor counter-gambit, Berger variation
1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6 Bc5 7. Nc3
Philidor, Philidor counter-gambit, Zukertort variation
1. e4 e5 2. Nf3 d6 3. d4 f5 4. Nc3
Philidor, exchange variation
1. e4 e5 2. Nf3 d6 3. d4 exd4
Philidor, Boden variation
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Bd7
Philidor, exchange variation
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4
Philidor, Paulsen attack
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 d5 5. exd5
Philidor, exchange variation
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6
Philidor, Berger variation
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be2 O-O 7. O-O c5 8. Nf3 Nc6 9. Bg5 Be6 10. Re1
Philidor, Larsen variation
1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 g6
Philidor, Morphy Gambit
1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Bc4
Philidor, Nimzovich (Jaenisch) variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6
Philidor, Improved Hanham variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7
Philidor, Nimzovich, Sozin variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Qe2 c6 8. a4 exd4
Philidor, Nimzovich, Larobok variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Ng5 O-O 7. Bxf7+
Philidor, Nimzovich variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5
Philidor, Nimzovich, Sokolsky variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Nbd2
Philidor, Nimzovich, Rellstab variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Qd5
Philidor, Nimzovich, Locock variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Ng5
Philidor, Nimzovich, Klein variation
1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Bc4
Philidor, Hanham variation
1. e4 e5 2. Nf3 d6 3. d4 Nd7
Philidor, Hanham, Krause variation
1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. O-O
Philidor, Hanham, Steiner variation
1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. O-O Be7 6. dxe5
Philidor, Hanham, Kmoch variation
1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Ng5
Philidor, Hanham, Berger variation
1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Ng5
Nh6 6. f4 Be7 7. O-O O-O 8. c3 d5
Philidor, Hanham, Schlechter variation
1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Nc3
Philidor, Hanham, Delmar variation
1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. c3