King's Gambit Accepted: Cunningham Defense, Bertin Gambit (6… gxh2+ 7. Kh1)
1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. g3 fxg3 6. O-O gxh2+ 7. Kh1
The King's Gambit Accepted: Cunningham Defense, Bertin Gambit is a chess opening classified as ECO C35, reached after 1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. g3 fxg3 6. O-O gxh2+ 7. Kh1. 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 510 times by this move order. White won 63%, 2% were drawn and Black won 35%. The most popular continuation is 7… d5 (25% of games).
Engine evaluation: −0.49 (Stockfish, depth 50; best line 7… d5 8. exd5 Bh3 9. Nxh4 Qxh4 10. Qe1+)
- ECO
- C35
- Moves
- 13 plies
- FEN
rnbqk1nr/pppp1ppp/8/8/2B1P2b/5N2/PPPP3p/RNBQ1R1K b kq - 1 7- PGN
1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. g3 fxg3 6. O-O gxh2+ 7. Kh1
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 33 | |
| 1500-1999 | 437 | |
| 2000+ | 40 | |
| All | 510 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 7… d5 | 129 (25%) | |
| 7… d6 | 80 (16%) | |
| 7… Nh6 | 67 (13%) | |
| 7… Bg3 | 60 (12%) | |
| 7… Bf6 | 43 (8%) | |
| 7… Nf6 | 36 (7%) | |
| 7… Be7 | 34 (7%) | |
| 7… c6 | 15 (3%) |
Master games
7 over-the-board games are classified under this line (White 71%, draw 0%, Black 29%). The strongest:
- FM Seit-Amet Karaev (2280) – Nicholas Ladan (2131) 1-0 · Titled Tue 7th Jun Early · 2022-06-07
- FM Charles Gauche (2234) – Thauane Ferreira Medeiros (1972) 1-0 · 1st AXPG Brazil Open 2017 · 2017-10-29
- Michel Liah Ferraz (2007) – WFM Kler Caku (2010) 0-1 · Titled Tue 15th Jul Late · 2025-07-15
- Ivan Dorian Molnar (1822) – Ivan Cabrijan (1691) 0-1 · Liburnija Open 2014 · 2014-05-27
Highest-rated Lichess games
- Honigbaer (2213) – GibletGrey (2218) 0-1 · 2026-09-02 · 300 + 0s
- henryrenteria (2225) – Ramantenasoa (2144) 0-1 · 2026-09-03 · 180 + 2s
- gboank (2129) – GibletGrey (2216) 0-1 · 2026-09-01 · 300 + 0s
Comes from
King's Gambit Accepted: Cunningham Defense, Bertin Gambit (4… Bh4+ 5. g3) 1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. g3
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.