King's Pawn Game: La Bourdonnais Gambit
1. e4 e5 2. Nf3 Qf6 3. Bc4 Qg6 4. O-O
The King's Pawn Game: La Bourdonnais Gambit is a chess opening classified as ECO C40, reached after 1. e4 e5 2. Nf3 Qf6 3. Bc4 Qg6 4. O-O. It is a line of the King's Pawn Game. Black is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 85 times by this move order. White won 51%, 2% were drawn and Black won 47%. The most popular continuation is 4… d6 (52% of games).
Engine evaluation: +0.85 (Stockfish, depth 30; best line 4… d6 5. d4 Bg4 6. Qd3 Nc6 7. d5)
- ECO
- C40
- Moves
- 7 plies
- FEN
rnb1kbnr/pppp1ppp/6q1/4p3/2B1P3/5N2/PPPP1PPP/RNBQ1RK1 b kq - 5 4- PGN
1. e4 e5 2. Nf3 Qf6 3. Bc4 Qg6 4. O-O
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 63 | |
| 1500-1999 | 22 | |
| All | 85 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 4… d6 | 44 (52%) | |
| 4… Qxe4 | 32 (38%) | |
| 4… Bc5 | 4 (5%) | |
| 4… d5 | 2 (2%) | |
| 4… Nf6 | 1 (1%) | |
| 4… Be7 | 1 (1%) | |
| 4… Nc6 | 1 (1%) |
Highest-rated Lichess games
- IG_Nesta5 (1874) – Amet414 (1906) 0-1 · 2026-09-03 · 600 + 0s
- HeribertLeGrand (1762) – gena5560 (1780) 1-0 · 2026-09-03 · 600 + 0s
- Samir448 (1771) – actor023 (1764) 1-0 · 2026-09-03 · 600 + 0s
Comes from
King's Pawn Game: McConnell Defense 1. e4 e5 2. Nf3 Qf6
More King's Pawn Game lines (all)
- King's Pawn Game (1. e4) B00
- King's Pawn Game: Maróczy Defense B07
- King's Pawn Game (1. e4 e5) C20
- King's Pawn Game: Alapin Opening C20
- King's Pawn Game: Bavarian Gambit C20
- King's Pawn Game: Beyer Gambit C20
- King's Pawn Game: Clam Variation, King's Gambit Reversed C20
- King's Pawn Game: Clam Variation, Radisch Gambit C20
- King's Pawn Game: King's Head Opening (1… e5 2. f3) C20
- King's Pawn Game: King's Head Opening (2… Nf6 3. Nc3) C20
- King's Pawn Game: Leonardis Variation C20
- King's Pawn Game: MacLeod Attack C20
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.