King's Pawn Game
38 named lines, ECO B00–C44. The main position arises after1. e4.
| Line | Games | White / draw / Black |
|---|---|---|
| King's Pawn Game (1. e4) B00 · 1. e4 | 7,755,658 | |
| King's Pawn Game (1. e4 e5) C20 · 1. e4 e5 | 3,350,565 | |
| Alapin Opening C20 · 1. e4 e5 2. Ne2 | 4,017 | |
| King's Head Opening (1… e5 2. f3) C20 · 1. e4 e5 2. f3 | 10,632 | |
| Leonardis Variation C20 · 1. e4 e5 2. d3 | 89,466 | |
| MacLeod Attack C20 · 1. e4 e5 2. c3 | 22,289 | |
| Mengarini's Opening C20 · 1. e4 e5 2. a3 | 4,410 | |
| Napoleon Attack C20 · 1. e4 e5 2. Qf3 | 38,067 | |
| Tortoise Opening C20 · 1. e4 e5 2. Bd3 | 2,957 | |
| Wayward Queen Attack C20 · 1. e4 e5 2. Qh5 | 79,410 | |
| Bavarian Gambit C20 · 1. e4 e5 2. c4 d5 | 62 | |
| Beyer Gambit C20 · 1. e4 e5 2. d4 d5 | 6,478 | |
| Busch-Gass Gambit C40 · 1. e4 e5 2. Nf3 Bc5 | 62,804 | |
| Clam Variation, King's Gambit Reversed C20 · 1. e4 e5 2. d3 f5 | 1,146 | |
| Damiano Defense C40 · 1. e4 e5 2. Nf3 f6 | 24,493 | |
| Gunderam Gambit C40 · 1. e4 e5 2. Nf3 c6 | 5,267 | |
| MacLeod Attack, Lasa Gambit C20 · 1. e4 e5 2. c3 f5 | 304 | |
| Maróczy Defense B07 · 1. e4 d6 2. d4 e5 | 10,321 | |
| McConnell Defense C40 · 1. e4 e5 2. Nf3 Qf6 | 40,331 | |
| Wayward Queen Attack, Kiddie Countergambit C20 · 1. e4 e5 2. Qh5 Nf6 | 13,725 | |
| Dresden Opening C44 · 1. e4 e5 2. Nf3 Nc6 3. c4 | 2,320 | |
| King's Head Opening (2… Nf6 3. Nc3) C20 · 1. e4 e5 2. f3 Nf6 3. Nc3 | 399 | |
| Pachman Wing Gambit C44 · 1. e4 e5 2. Nf3 Nc6 3. b4 | 123 | |
| Tayler Opening (2… Nc6 3. Be2) C44 · 1. e4 e5 2. Nf3 Nc6 3. Be2 | 5,969 | |
| Busch-Gass Gambit, Chiodini Gambit C40 · 1. e4 e5 2. Nf3 Bc5 3. Nxe5 Nc6 | 797 | |
| Clam Variation, Radisch Gambit C20 · 1. e4 e5 2. d3 Nf6 3. f4 Bc5 | 115 | |
| Gunderam Defense, Gunderam Gambit C40 · 1. e4 e5 2. Nf3 Qe7 3. Bc4 f5 | 14 | |
| MacLeod Attack, Norwalde Gambit C20 · 1. e4 e5 2. c3 d5 3. Qh5 Bd6 | – | |
| Philidor Gambit C20 · 1. e4 e5 2. d4 d6 3. dxe5 Bd7 | 32 | |
| La Bourdonnais Gambit C40 · 1. e4 e5 2. Nf3 Qf6 3. Bc4 Qg6 4. O-O | 85 | |
| Schulze-Müller Gambit C44 · 1. e4 e5 2. Nf3 Nc6 3. Nxe5 Nxe5 4. d4 | 377 | |
| Tayler Opening (3… Nf6 4. d4) C44 · 1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d4 | 54 | |
| Damiano Defense, Damiano Gambit, Chigorin Gambit C40 · 1. e4 e5 2. Nf3 f6 3. Nxe5 Qe7 4. Nf3 d5 | 30 | |
| Weber Gambit C20 · 1. e4 e5 2. d3 d5 3. exd5 c6 4. dxc6 Nxc6 | 56 | |
| Tayler Opening, Basman Gambit C44 · 1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d4 exd4 5. e5 | 7 | |
| Tayler Opening, Inverted Hanham C44 · 1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d3 d5 5. Nbd2 | 34 | |
| Damiano Defense, Damiano Gambit C40 · 1. e4 e5 2. Nf3 f6 3. Nxe5 fxe5 4. Qh5+ g6 5. Qxe5+ Qe7 6. Qxh8 | 585 | |
| Wayward Queen Attack, Mellon Gambit C20 · 1. e4 e5 2. Qh5 Nc6 3. Bc4 Nh6 4. d3 g6 5. Qf3 f6 6. Ne2 d5 | – |