Semi-Slav Defense: Gunderam Gambit
1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. f3
The Semi-Slav Defense: Gunderam Gambit is a chess opening classified as ECO D31, reached after 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. f3. It is a line of the Semi-Slav Defense. Black is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 14 times by this move order. White won 71%, 8% were drawn and Black won 21%. The most popular continuation is 5… exf3 (64% of games).
Engine evaluation: −0.48 (Stockfish, depth 35; best line 5… Bb4 6. fxe4 Qh4+ 7. Ke2 e5 8. Nf3)
- ECO
- D31
- Moves
- 9 plies
- FEN
rnbqkbnr/pp3ppp/2p1p3/8/2PPp3/2N2P2/PP4PP/R1BQKBNR b KQkq - 0 5- PGN
1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. f3
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 1500-1999 | 2 | |
| 2000+ | 12 | |
| All | 14 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 5… exf3 | 9 (64%) | |
| 5… Nf6 | 2 (14%) | |
| 5… Nd7 | 1 (7%) | |
| 5… e5 | 1 (7%) | |
| 5… Be7 | 1 (7%) |
Master games
1 over-the-board game is classified under this line (White 0%, draw 0%, Black 100%). The strongest:
- FM Faiber Lotero (2127) – WIM S Dharia Parnali (2150) 0-1 · Titled Tue 5th Aug Early · 2025-08-05
Search all games of the Semi-Slav Defense: Gunderam Gambit and its sub-variations
Highest-rated Lichess games
- DeppBlue (2274) – HansPrettus (2336) 1-0 · 2026-09-05 · 180 + 0s
- PositionalMog (2293) – vlado700 (2206) 1/2-1/2 · 2026-09-01 · 300 + 0s
- Scorso3460 (2204) – Chakamba (2269) 0-1 · 2026-09-05 · 180 + 0s
Comes from
Semi-Slav Defense: Marshall Gambit 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4
More Semi-Slav Defense lines (all)
- Semi-Slav Defense: Quiet Variation (4… e6 5. Nbd2) D30
- Semi-Slav Defense: Quiet Variation (5. Nbd2 Nbd7) D30
- Semi-Slav Defense: Accelerated Move Order D31
- Semi-Slav Defense: Anti-Noteboom, Stonewall Variation D31
- Semi-Slav Defense: Anti-Noteboom, Stonewall Variation, Portisch Gambit D31
- Semi-Slav Defense: Marshall Gambit, Forgotten Variation D31
- Semi-Slav Defense: Marshall Gambit, Main Line D31
- Semi-Slav Defense: Marshall Gambit, Tolush Variation D31
- Semi-Slav Defense: Noteboom Variation D31
- Semi-Slav Defense: Noteboom Variation, Abrahams Variation D31
- Semi-Slav Defense: Noteboom Variation, Anti-Noteboom Gambit D31
- Semi-Slav Defense: Noteboom Variation, Anti-Noteboom Variation D31
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.