Scandinavian Defense: Portuguese Gambit, Correspondence Refutation
1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. g4
The Scandinavian Defense: Portuguese Gambit, Correspondence Refutation is a chess opening classified as ECO B01, reached after 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. g4. It is a line of the Scandinavian Defense. Black is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 245 times by this move order. White won 49%, 4% were drawn and Black won 47%. The most popular continuation is 5… Bg6 (91% of games).
Engine evaluation: +0.93 (Stockfish, depth 40; best line 5… Bg6 6. c4 e6 7. Nc3 c5 8. Be3)
- ECO
- B01
- Moves
- 9 plies
- FEN
rn1qkb1r/ppp1pppp/5n2/3P1b2/3P2P1/5P2/PPP4P/RNBQKBNR b KQkq - 0 5- PGN
1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. g4
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 10 | |
| 1500-1999 | 100 | |
| 2000+ | 135 | |
| All | 245 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 5… Bg6 | 223 (91%) | |
| 5… Bd7 | 9 (4%) | |
| 5… Bc8 | 8 (3%) | |
| 5… Nxg4 | 4 (2%) | |
| 5… Bxg4 | 1 (0%) |
Master games
175 over-the-board games are classified under this line (White 55%, draw 12%, Black 33%). The strongest:
- GM Martyn Kravtsiv (2598) – GM Aleksandr Lenderman (2572) 0-1 · Titled Tue 30th May Early · 2023-05-30
- GM Ivan Popov (2622) – GM Darwin Laylo (2500) 1-0 · Philippine Int Open 2014 · 2014-12-09
- GM Ivan Popov (2611) – FM Maksim Samusenko (2445) 1-0 · TCh-RUS Rapid 2019 · 2019-10-18
- Lucas Van Foreest (2453) – GM Alexandr Fier (2581) 1/2-1/2 · 9th Batavia GM 2017 · 2017-02-27
- GM David Paravyan (2617) – IM Ihor Vypkhaniuk (2409) 1/2-1/2 · Titled Tue 3rd May Late · 2022-05-03
Highest-rated Lichess games
- FastCavalier (2582) – Ellery1729 (2526) 0-1 · 2026-09-01 · 180 + 0s
- Howerts1 (2476) – GM CXCX83 (2587) 0-1 · 2026-09-06 · 180 + 0s
- Capakhine123 (2418) – CM ArnieChipmunk (2450) 1-0 · 2026-09-03 · 180 + 0s
Comes from
Scandinavian Defense: Portuguese Gambit 1. e4 d5 2. exd5 Nf6 3. d4 Bg4
More Scandinavian Defense lines (all)
- Scandinavian Defense (1. e4 d5) B01
- Scandinavian Defense (1… d5 2. b3) B01
- Scandinavian Defense: Anderssen Counterattack B01
- Scandinavian Defense: Anderssen Counterattack, Collijn Variation B01
- Scandinavian Defense: Anderssen Counterattack, Goteborg System B01
- Scandinavian Defense: Anderssen Counterattack, Orthodox Attack B01
- Scandinavian Defense: Blackburne Gambit B01
- Scandinavian Defense: Blackburne-Kloosterboer Gambit B01
- Scandinavian Defense: Boehnke Gambit B01
- Scandinavian Defense: Bronstein Variation B01
- Scandinavian Defense: Classical Variation B01
- Scandinavian Defense: Grünfeld Variation B01
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.