Queen's Gambit Accepted: Old Variation, Christensen Gambit
1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. Nf3
The Queen's Gambit Accepted: Old Variation, Christensen Gambit is a chess opening classified as ECO D20, reached after 1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. Nf3. It is a line of the Queen's Gambit Accepted. Black is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 34 times by this move order. White won 44%, 9% were drawn and Black won 47%. The most popular continuation is 6… dxe3 (65% of games).
Engine evaluation: −0.02 (Stockfish, depth 29; best line 6… Qb4+ 7. Ke2 Qxb3 8. axb3 dxe3 9. Nc3)
- ECO
- D20
- Moves
- 11 plies
- FEN
rnb1kbnr/ppp1qppp/8/8/2Bp4/1Q2PN2/PP3PPP/RNB1K2R b KQkq - 3 6- PGN
1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. Nf3
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 4 | |
| 1500-1999 | 25 | |
| 2000+ | 5 | |
| All | 34 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 6… dxe3 | 22 (65%) | |
| 6… Qb4+ | 5 (15%) | |
| 6… Nc6 | 4 (12%) | |
| 6… Bg4 | 1 (3%) | |
| 6… c5 | 1 (3%) | |
| 6… g6 | 1 (3%) |
Master games
5 over-the-board games are classified under this line (White 40%, draw 0%, Black 60%). The strongest:
- GM Vugar Rasulov (2512) – GM Baadur Jobava (2578) 1-0 · Titled Tue 20th Sep Late · 2022-09-20
- Alexandre Vieira Guerreiro (2021) – GM Sergey Vokarev (2437) 0-1 · Titled Tue 11th Aug · 2020-08-11
- Utkal Ranjan Sahoo (2329) – Sarbojit Paul (2084) 1-0 · 5th IIFL Wealth Mumbai Op · 2019-12-31
- Juergen Vennemann (1887) – Wolfgang Hohlfeld (2062) 0-1 · 7th Arber Open 2018 · 2018-08-02
- Benno Jiranek (1442) – Bernd Muskewitz (1992) 0-1 · 11th Lichtenberger Sommer 2012 · 2012-08-18
Highest-rated Lichess games
- Kalo_chessfen (2311) – Potferdek (2494) 1-0 · 2026-09-06 · 180 + 2s
- banaccomg (2250) – YNK57 (2283) 0-1 · 2026-09-05 · 180 + 2s
- Seb_Pinsonneault (2147) – synapsid (2266) 0-1 · 2026-09-02 · 180 + 0s
Comes from
Queen's Gambit Accepted: Old Variation 1. d4 d5 2. c4 dxc4 3. e3
More Queen's Gambit Accepted lines (all)
- Queen's Gambit Accepted (2. c4 dxc4) D20
- Queen's Gambit Accepted: Accelerated Mannheim Variation D20
- Queen's Gambit Accepted: Central Variation, Alekhine System D20
- Queen's Gambit Accepted: Central Variation, Greco Variation D20
- Queen's Gambit Accepted: Central Variation, McDonnell Defense D20
- Queen's Gambit Accepted: Central Variation, McDonnell Defense, Somov Gambit D20
- Queen's Gambit Accepted: Central Variation, Modern Defense D20
- Queen's Gambit Accepted: Central Variation, Rubinstein Defense D20
- Queen's Gambit Accepted: Central Variation, Rubinstein Defense, Yefimov Gambit D20
- Queen's Gambit Accepted: Linares Variation D20
- Queen's Gambit Accepted: Old Variation, Billinger Gambit D20
- Queen's Gambit Accepted: Old Variation, Korchnoi Gambit D20
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.