Petrov's Defense: Modern Attack, Bardeleben Variation
1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2 Nc5 6. Nxd4 Nc6
The Petrov's Defense: Modern Attack, Bardeleben Variation is a chess opening classified as ECO C43, reached after 1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2 Nc5 6. Nxd4 Nc6. It is a line of the Petrov's Defense. White is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 1 times by this move order. White won 0%, 0% were drawn and Black won 100%. The most popular continuation is 7. Nf5 (100% of games).
Engine evaluation: +0.38 (Stockfish, depth 32; best line 7. Be3 Nxd4 8. Bxd4 Ne6 9. Be3 d5)
- ECO
- C43
- Moves
- 12 plies
- FEN
r1bqkb1r/pppp1ppp/2n5/2n1P3/3N4/8/PPP1QPPP/RNB1KB1R w KQkq - 1 7- PGN
1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2 Nc5 6. Nxd4 Nc6
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 1500-1999 | 1 | |
| All | 1 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 7. Nf5 | 1 (100%) |
Master games
1 over-the-board game is classified under this line (White 0%, draw 0%, Black 100%). The strongest:
- Milo Pobor (2084) – FM Vlastimir Bujisic (2199) 0-1 · TCh-MNE Premier 2020 · 2020-10-14
Search all games of the Petrov's Defense: Modern Attack, Bardeleben Variation and its sub-variations
Highest-rated Lichess games
- aboudik28 (1684) – mani_1238080 (1455) 0-1 · 2026-09-04 · 600 + 0s
Comes from
Petrov's Defense: Modern Attack, Steinitz Variation 1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2
More Petrov's Defense lines (all)
- Petrov's Defense (2. Nf3 Nf6) C42
- Petrov's Defense (2… Nf6 3. Nxe5) C42
- Petrov's Defense (3. Nxe5 d6) C42
- Petrov's Defense (3… d6 4. Nf3) C42
- Petrov's Defense (4. Nf3 Nxe4) C42
- Petrov's Defense: Classical Attack C42
- Petrov's Defense: Classical Attack, Berger Variation C42
- Petrov's Defense: Classical Attack, Chigorin Variation C42
- Petrov's Defense: Classical Attack, Chigorin Variation, Browne Attack C42
- Petrov's Defense: Classical Attack, Chigorin Variation, Main Line C42
- Petrov's Defense: Classical Attack, Closed Variation C42
- Petrov's Defense: Classical Attack, Jaenisch Variation C42
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.