ECO D61 · Queen's Gambit Declined
Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation
The position after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qc2.
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Qc2
Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation is filed under ECO D61, a variation of Queen's Gambit Declined: Orthodox Defense. It is the position after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qc2 — 13 half-moves in, with Black to move. Named theory ends here; beyond this the position is yours to work out.