D53
Queen's Gambit Declined: Modern Variation, Heral Variation
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6
The Queen's Gambit Declined: Modern Variation, Heral Variation is a chess opening classified under ECO code D53. It is reached after the moves 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6.
It belongs to the Queen's Gambit Declined family — one of many ways the line can branch. Understanding the parent system’s plans is the fastest way to play this variation well.
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