King's Gambit Accepted: Rosentreter Gambit, Sörensen Gambit
1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Nc3
The King's Gambit Accepted: Rosentreter Gambit, Sörensen Gambit is a chess opening classified as ECO C37, reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Nc3. It is a line of the King's Gambit Accepted. Black is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 3 times by this move order. White won 67%, 0% were drawn and Black won 33%. The most popular continuation is 5… gxf3 (100% of games).
Engine evaluation: −1.10 (Stockfish, depth 32; best line 5… Nc6 6. Ne5 Qh4+ 7. Ke2 Nxe5 8. dxe5)
- ECO
- C37
- Moves
- 9 plies
- FEN
rnbqkbnr/pppp1p1p/8/8/3PPpp1/2N2N2/PPP3PP/R1BQKB1R b KQkq - 1 5- PGN
1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Nc3
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 1 | |
| 2000+ | 2 | |
| All | 3 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 5… gxf3 | 3 (100%) |
Highest-rated Lichess games
- Silverfrog (2210) – M1frend (2148) 1-0 · 2026-09-04 · 300 + 0s
- Mykhalych77 (2047) – henryrenteria (2103) 0-1 · 2026-09-02 · 180 + 2s
- tariqtarhoni (1420) – xadrez-77-estudos (1379) 1-0 · 2026-09-06 · 180 + 0s
Comes from
King's Gambit Accepted: Rosentreter Gambit 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.