King's Gambit Accepted: Kieseritzky Gambit, Neumann Defense
1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nc6
The King's Gambit Accepted: Kieseritzky Gambit, Neumann Defense is a chess opening classified as ECO C39, reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nc6. It is a line of the King's Gambit Accepted. White is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 17 times by this move order. White won 29%, 0% were drawn and Black won 71%. The most popular continuation is 6. Nxg4 (76% of games).
Engine evaluation: −0.08 (Stockfish, depth 34; best line 6. d4 Qf6 7. Nxc6 dxc6 8. e5 Qg6)
- ECO
- C39
- Moves
- 10 plies
- FEN
r1bqkbnr/pppp1p1p/2n5/4N3/4PppP/8/PPPP2P1/RNBQKB1R w KQkq - 2 6- PGN
1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nc6
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 1 | |
| 1500-1999 | 14 | |
| 2000+ | 2 | |
| All | 17 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 6. Nxg4 | 13 (76%) | |
| 6. Nxc6 | 2 (12%) | |
| 6. d4 | 1 (6%) | |
| 6. Nxf7 | 1 (6%) |
Master games
4 over-the-board games are classified under this line (White 50%, draw 25%, Black 25%). The strongest:
- GM Alan Pichot (2587) – GM Victor Mikhalevski (2513) 1-0 · Titled Tue 1st Apr Late · 2025-04-01
- IM Arad Nazari (2367) – FM Leandro Jimenez Jimenez (2151) 0-1 · Titled Tue 4th Apr Late · 2023-04-04
- FM Sebastian Marin Posada (2269) – FM Leandro Jimenez Jimenez (2151) 1-0 · Titled Tue 11th Apr Late · 2023-04-11
- Roger Lebrun (1984) – Mateusz Filipow (1843) 1/2-1/2 · 34th NATO Chess 2024 · 2024-10-23
Highest-rated Lichess games
- v1978 (2063) – MikeChess2026 (2076) 0-1 · 2026-09-05 · 300 + 0s
- AntoineLemaitre (2013) – Cosssack (2014) 0-1 · 2026-09-04 · 300 + 0s
- LareOsinx (1977) – Rizken27 (2008) 1-0 · 2026-09-02 · 300 + 0s
Comes from
King's Gambit Accepted: Kieseritzky Gambit 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5
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.