Queen's Gambit Accepted: Old Variation, Billinger Gambit
1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. a3
The Queen's Gambit Accepted: Old Variation, Billinger 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. a3. 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 9 times by this move order. White won 33%, 0% were drawn and Black won 67%. The most popular continuation is 6… Nc6 (33% of games).
Engine evaluation: −0.22 (Stockfish, depth 34; best line 6… Nc6 7. Nf3 Bd7 8. O-O Na5 9. Qd3)
- ECO
- D20
- Moves
- 11 plies
- FEN
rnb1kbnr/ppp1qppp/8/8/2Bp4/PQ2P3/1P3PPP/RNB1K1NR b KQkq - 0 6- PGN
1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. a3
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 1500-1999 | 5 | |
| 2000+ | 4 | |
| All | 9 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 6… Nc6 | 3 (33%) | |
| 6… dxe3 | 2 (22%) | |
| 6… Nf6 | 2 (22%) | |
| 6… c6 | 1 (11%) | |
| 6… a6 | 1 (11%) |
Master games
4 over-the-board games are classified under this line (White 0%, draw 0%, Black 100%). The strongest:
- WGM Andreea Navrotescu (2313) – IM Anatole Vlachos (2433) 0-1 · 3rd Barreau de Paris GM · 2022-09-14
- CM Mostafa Sakhayi (2166) – CM Artem Avanesian (2212) 0-1 · Titled Tue 14th Jul 2026 · 2026-07-14
- CM Mostafa Sakhayi (2166) – FM Francisco Miguel Terron Elena (2148) 0-1 · Titled Tue 20th May Late · 2025-05-20
- CM Mostafa Sakhayi (2166) – WFM Alena Nikulina (1875) 0-1 · 1st 3-0 Thu 19th Feb 2026 · 2026-02-19
Highest-rated Lichess games
- Broken_Sword (2304) – norma_catherine1312 (2380) 0-1 · 2026-09-01 · 180 + 0s
- kemo7spy (2303) – checkmek (2336) 0-1 · 2026-09-01 · 180 + 0s
- lynx99 (2147) – bucalka (2159) 0-1 · 2026-09-01 · 300 + 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, Christensen 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.