English Opening: Symmetrical Variation, Duchamp Variation

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c5 6. Nc3 Nc6 7. d3

English Opening: Symmetrical Variation, Duchamp Variation after 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c5 6. Nc3 Nc6 7. d3 87654321abcdefgh

The English Opening: Symmetrical Variation, Duchamp Variation is a chess opening classified as ECO A38, reached after 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c5 6. Nc3 Nc6 7. d3. It is a line of the English Opening. Black is to move.

This exact move order didn't appear in our sample of 12.6 million Lichess games: it's a rare line.

Engine evaluation: 0.00 (Stockfish, depth 55; best line 7… d5 8. Nxd5 Nxd5 9. cxd5 Qxd5 10. Be3)

ECO
A38
Moves
13 plies
FEN
r1bq1rk1/pp1pppbp/2n2np1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 b - - 0 7
PGN
1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c5 6. Nc3 Nc6 7. d3

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

Master games

10 over-the-board games are classified under this line (White 40%, draw 40%, Black 20%). The strongest:

Search all games of the English Opening: Symmetrical Variation, Duchamp Variation and its sub-variations

Comes from

English Opening: Anglo-Indian Defense, King's Indian Formation 1. c4 Nf6 2. Nf3 g6

More English Opening 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.