King's Gambit Accepted: King's Knight's Gambit (3. Nf3 g5)
1. e4 e5 2. f4 exf4 3. Nf3 g5
The King's Gambit Accepted: King's Knight's Gambit is a chess opening classified as ECO C34, reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5. It is a line of the King's Gambit Accepted. White is to move. 4 named lines continue from this position.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 12,398 times by this move order. White won 49%, 3% were drawn and Black won 48%. The most popular continuation is 4. Bc4 (52% of games).
Engine evaluation: −0.13 (Stockfish, depth 50; best line 4. h4 g4 5. Ne5 d6 6. Nxg4 Be7)
- ECO
- C34
- Moves
- 6 plies
- FEN
rnbqkbnr/pppp1p1p/8/6p1/4Pp2/5N2/PPPP2PP/RNBQKB1R w KQkq - 0 4- PGN
1. e4 e5 2. f4 exf4 3. Nf3 g5
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 1,974 | |
| 1500-1999 | 8,868 | |
| 2000+ | 1,556 | |
| All | 12,398 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 4. Bc4 King's Knight's Gambit (3… g5 4. Bc4) | 6,457 (52%) | |
| 4. h4 King's Knight's Gambit (3… g5 4. h4) | 2,802 (23%) | |
| 4. d4 Rosentreter Gambit | 1,816 (15%) | |
| 4. h3 | 801 (6%) | |
| 4. Nc3 Quaade Gambit | 288 (2%) | |
| 4. d3 | 71 (1%) | |
| 4. Be2 | 48 (0%) | |
| 4. e5 | 24 (0%) |
Master games
13 over-the-board games are classified under this line (White 23%, draw 23%, Black 54%). The strongest:
- GM Yury Piskov (2442) – GM David Paravyan (2586) 0-1 · Titled Tue 28th Feb Late · 2023-02-28
- FM Alain Prieto Aranguren (2256) – FM Luca Suvorov (2294) 1-0 · Titled Tuesday 4th Jan · 2022-01-04
- Lea Glanc (1735) – Fabrice Aegerter (1922) 0-1 · 58th Biel ATO 2025 · 2025-07-18
- Sebastian Steinbauer (1561) – Patrik Stevik (2047) 0-1 · Ceske Budejovice Open · 2020-07-03
- Wahbi Ouadi (1962) – Boris Guenther (1626) 0-1 · Lichtenberger Sommer 2015 · 2015-08-18
Search all games of the King's Gambit Accepted: King's Knight's Gambit and its sub-variations
Highest-rated Lichess games
- T-80BVM (2594) – FM Alexboy14 (2740) 1-0 · 2026-09-04 · 180 + 0s
- IM MassterofMayhem (2666) – alexlele2008 (2655) 0-1 · 2026-09-04 · 180 + 0s
- GM second_life (2537) – danylo03 (2612) 0-1 · 2026-09-07 · 180 + 2s
Comes from
King's Gambit Accepted: King's Knight's Gambit (2… exf4 3. Nf3) 1. e4 e5 2. f4 exf4 3. Nf3
Continuations
- King's Gambit Accepted: King's Knight's Gambit (3… g5 4. Bc4) C37 · 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4
- King's Gambit Accepted: King's Knight's Gambit (3… g5 4. h4) C39 · 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4
- King's Gambit Accepted: Quaade Gambit C37 · 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Nc3
- King's Gambit Accepted: Rosentreter Gambit C37 · 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4
More King's Gambit Accepted lines (all)
- King's Gambit Accepted C33
- King's Gambit Accepted: Basman Gambit C33
- King's Gambit Accepted: Bishop's Gambit C33
- King's Gambit Accepted: Bishop's Gambit, Anderssen Defense C33
- King's Gambit Accepted: Bishop's Gambit, Anderssen Variation C33
- King's Gambit Accepted: Bishop's Gambit, Bledow Countergambit C33
- King's Gambit Accepted: Bishop's Gambit, Bledow Variation C33
- King's Gambit Accepted: Bishop's Gambit, Boden Variation C33
- King's Gambit Accepted: Bishop's Gambit, Bogoljubow Defense C33
- King's Gambit Accepted: Bishop's Gambit, Bogoljubow Variation C33
- King's Gambit Accepted: Bishop's Gambit, Boren-Svenonius Variation C33
- King's Gambit Accepted: Bishop's Gambit, Bryan Countergambit C33
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.