ECO C41: Philidor Defense
ECO C41 is part of volume C, Open Games.
The Lichess chess-openings dataset files 44 named lines under it.
The shortest is Philidor Defense:
1. e4 e5 2. Nf3 d6.
That position has come up in 53,166,523 Lichess games between players rated 1600 to 2500: White won 51.7%, 4.7% were drawn and Black won 43.6%.
| Opening | Moves | Games | Length |
|---|---|---|---|
| Philidor Defense | 1. e4 e5 2. Nf3 d6 |
53.2M | 2 moves |
| Philidor Defense | 1. e4 e5 2. Nf3 d6 3. d4 |
19.6M | 3 moves |
| Philidor Defense | 1. e4 e5 2. Nf3 d6 3. Bc4 |
24.3M | 3 moves |
| Philidor Defense | 1. e4 e5 2. Nf3 d6 3. Bc4 Be7 |
6M | 3 moves |
| Philidor Defense: Exchange Variation | 1. e4 e5 2. Nf3 d6 3. d4 exd4 |
12.3M | 3 moves |
| Philidor Defense: Hanham Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nd7 |
1.5M | 3 moves |
| Philidor Defense: Lopez Countergambit | 1. e4 e5 2. Nf3 d6 3. Bc4 f5 |
628K | 3 moves |
| Philidor Defense: Nimzowitsch Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 |
561K | 3 moves |
| Philidor Defense: Philidor Countergambit | 1. e4 e5 2. Nf3 d6 3. d4 f5 |
334K | 3 moves |
| Philidor Defense: Philidor Gambit | 1. e4 e5 2. Nf3 d6 3. d4 Bd7 |
28K | 3 moves |
| Philidor Defense: Bird Gambit | 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. c3 |
478K | 4 moves |
| Philidor Defense: Exchange Variation | 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 |
9.3M | 4 moves |
| Philidor Defense: Morphy Gambit | 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Bc4 |
1M | 4 moves |
| Philidor Defense: Nimzowitsch Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 |
390K | 4 moves |
| Philidor Defense: Nimzowitsch Variation, Klein Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Bc4 |
288K | 4 moves |
| Philidor Defense: Nimzowitsch, Locock Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Ng5 |
806 | 4 moves |
| Philidor Defense: Philidor Countergambit, Zukertort Variation | 1. e4 e5 2. Nf3 d6 3. d4 f5 4. Nc3 |
127K | 4 moves |
| Philidor Defense: Steinitz Variation | 1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. c3 |
931K | 4 moves |
| Philidor Defense: Albin-Blackburne Gambit | 1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Nd7 |
90K | 4 moves |
| Philidor Defense: Boden Variation | 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Bd7 |
55K | 4 moves |
| Philidor Defense: Exchange Variation | 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 |
3.5M | 4 moves |
| Philidor Defense: Hanham Variation, Sharp Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 Nb6 |
4,629 | 4 moves |
| Philidor Defense: Larsen Variation | 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 g6 |
339K | 4 moves |
| Philidor Defense: Lion Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 |
1.5M | 4 moves |
| Philidor Defense: Hanham Variation, Delmar Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. c3 |
39K | 5 moves |
| Philidor Defense: Hanham Variation, Krause Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. O-O |
71K | 5 moves |
| Philidor Defense: Hanham Variation, Schlechter Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Nc3 |
109K | 5 moves |
| Philidor Defense: Hanham, Kmoch Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Ng5 |
20K | 5 moves |
| Philidor Defense: Lion Variation, Shirov Gambit | 1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Nc3 Ngf6 5. g4 |
38K | 5 moves |
| Philidor Defense: Nimzowitsch Variation, Rellstab Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Qd5 |
18K | 5 moves |
| Philidor Defense: Nimzowitsch Variation, Sokolsky Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Nbd2 |
1,968 | 5 moves |
| Philidor Defense: Paulsen Attack | 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 d5 5. exd5 |
10K | 5 moves |
| Philidor Defense: Hanham Variation, Steiner Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. O-O Be7 6. dxe5 |
27K | 6 moves |
| Philidor Defense: Lion Variation, Bishop Sacrifice | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Bxf7+ |
39K | 6 moves |
| Philidor Defense: Lopez Countergambit, Jaenisch Variation | 1. e4 e5 2. Nf3 d6 3. d4 f5 4. Bc4 exd4 5. Ng5 Nh6 6. Nxh7 |
20 | 6 moves |
| Philidor Defense: Philidor Countergambit, del Rio Attack | 1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6 |
22K | 6 moves |
| Philidor Defense: Lion Variation, Lion's Claw, with Bc4 and h6 | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. O-O h6 |
62K | 6 moves |
| Philidor Defense: Lion Variation, Lion's Claw, with Be2 and c6 | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Be2 Be7 6. O-O c6 |
25K | 6 moves |
| Philidor Defense: Lion Variation, Delayed Bishop Sacrifice | 1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bc4 Be7 6. dxe5 dxe5 7. Bxf7+ |
14K | 7 moves |
| Philidor Defense: Nimzowitsch, Larobok Variation | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Ng5 O-O 7. Bxf7+ |
12K | 7 moves |
| Philidor Defense: Philidor Countergambit, Berger Variation | 1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6 Bc5 7. Nc3 |
388 | 7 moves |
| Philidor Defense: Lion Variation, Forcing Line | 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Ng5 O-O 7. Bxf7+ Rxf7 8. Ne6 |
11K | 8 moves |
| Philidor Defense: Lion Variation, Sozin Variation | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Qe2 c6 8. a4 exd4 |
1,345 | 8 moves |
| Philidor Defense: 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 |
304 | 10 moves |