Scandinavian Defense: Anderssen Counterattack, Goteborg System

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3

Scandinavian Defense: Anderssen Counterattack, Goteborg System after 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3 87654321abcdefgh

The Scandinavian Defense: Anderssen Counterattack, Goteborg System is a chess opening classified as ECO B01, reached after 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3. It is a line of the Scandinavian Defense. Black is to move. 1 named line continues from this position.

In 12.6 million rated Lichess games (blitz and slower), this position was reached 263 times by this move order. White won 59%, 4% were drawn and Black won 37%. The most popular continuation is 5… Bg4 (36% of games).

Engine evaluation: +0.78 (Stockfish, depth 44; best line 5… exd4 6. Qe2+ Be7 7. Qb5+ Qxb5 8. Nxb5)

ECO
B01
Moves
9 plies
FEN
rnb1kbnr/ppp2ppp/8/q3p3/3P4/2N2N2/PPP2PPP/R1BQKB1R b KQkq - 1 5
PGN
1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3

Analyse with Stockfish · Board image (SVG) · Open on Lichess

Results by rating

Average ratingGamesWhite / draw / Black
0-149912960%38%
1500-199910759%36%
2000+2756%33%
All26359%37%

Most played moves

MoveGamesWhite / draw / Black
5… Bg4
Anderssen Counterattack, Collijn Variation
95 (36%)59%37%
5… exd462 (24%)56%39%
5… e433 (13%)73%27%
5… Bb431 (12%)45%52%
5… Nc625 (10%)72%20%
5… Bd611 (4%)45%45%
5… f63 (1%)67%33%
5… Nd71 (0%)100%

Master games

14 over-the-board games are classified under this line (White 71%, draw 8%, Black 21%). The strongest:

Search all games of the Scandinavian Defense: Anderssen Counterattack, Goteborg System and its sub-variations

Highest-rated Lichess games

Comes from

Scandinavian Defense: Anderssen Counterattack 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5

Continuations

More Scandinavian Defense lines (all)

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.