Dutch Defense: Janzen-Korchnoi Gambit
1. d4 f5 2. h3 Nf6 3. g4
The Dutch Defense: Janzen-Korchnoi Gambit is a chess opening classified as ECO A80, reached after 1. d4 f5 2. h3 Nf6 3. g4. It is a line of the Dutch Defense. Black is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 255 times by this move order. White won 62%, 3% were drawn and Black won 35%. The most popular continuation is 3… fxg4 (61% of games).
Engine evaluation: −0.13 (Stockfish, depth 52; best line 3… d5 4. Nf3 fxg4 5. Ne5 c5 6. hxg4)
- ECO
- A80
- Moves
- 5 plies
- FEN
rnbqkb1r/ppppp1pp/5n2/5p2/3P2P1/7P/PPP1PP2/RNBQKBNR b KQkq - 0 3- PGN
1. d4 f5 2. h3 Nf6 3. g4
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 12 | |
| 1500-1999 | 159 | |
| 2000+ | 84 | |
| All | 255 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 3… fxg4 | 155 (61%) | |
| 3… e6 | 34 (13%) | |
| 3… d5 | 34 (13%) | |
| 3… d6 | 18 (7%) | |
| 3… g6 | 9 (4%) | |
| 3… f4 | 2 (1%) | |
| 3… Nd5 | 1 (0%) | |
| 3… Nc6 | 1 (0%) |
Master games
88 over-the-board games are classified under this line (White 39%, draw 19%, Black 42%). The strongest:
- Stoofvlees II d9 (3541) – Reckless 0.10.0-dev-9057bc13 (3749) 1/2-1/2 · TCEC 29 Gambit Bonus 2026 · 2026-05-29
- Reckless 0.10.0-dev-9057bc13 (3749) – Stoofvlees II d9 (3541) 1/2-1/2 · TCEC 29 Gambit Bonus 2026 · 2026-05-29
- KomodoDragon 2894.00 (3600) – Stockfish dev15_20220401 (3617) 1-0 · TCEC 22 Superfinal 2022 · 2022-04-10
- Stockfish dev15_20220401 (3617) – KomodoDragon 2894.00 (3600) 1-0 · TCEC 22 Superfinal 2022 · 2022-04-10
- GM Jonathan D Tisdall (2423) – GM Simen Agdestein (2606) 0-1 · TCh-NOR Elite 2015-16 · 2015-10-31
Search all games of the Dutch Defense: Janzen-Korchnoi Gambit and its sub-variations
Highest-rated Lichess games
- Nidmas (2522) – Igor_Kuznetsov_IT (2402) 0-1 · 2026-09-07 · 180 + 2s
- Trebor23 (2380) – ericlgame (2456) 1-0 · 2026-09-05 · 180 + 0s
- Salty_Ears73 (2385) – BartCassidy97 (2422) 0-1 · 2026-09-04 · 180 + 0s
Comes from
Dutch Defense: Korchnoi Attack 1. d4 f5 2. h3
More Dutch Defense lines (all)
- Dutch Defense (1. d4 f5) A80
- Dutch Defense: Alapin Variation A80
- Dutch Defense: Barcza Variation A80
- Dutch Defense: Hevendehl Gambit A80
- Dutch Defense: Hopton Attack A80
- Dutch Defense: Kingfisher Gambit A80
- Dutch Defense: Krejcik Gambit A80
- Dutch Defense: Krejcik Gambit, Tate Gambit A80
- Dutch Defense: Manhattan Gambit, Anti-Classical Line A80
- Dutch Defense: Manhattan Gambit, Anti-Leningrad A80
- Dutch Defense: Manhattan Gambit, Anti-Modern A80
- Dutch Defense: Manhattan Gambit, Anti-Stonewall A80
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.