Opening · played as Black

Queen's Gambit Declined

...e6, ...Be7, ...O-O: the setup that's held up at every level for 150 years. Solid against the Exchange, active against Bg5 and Bf4 mains.

A position this opening is aiming for.

You play
Black
Variations covered
50

The main line

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 b6 8.Be2 Bb7

Some of the variations

…and 44 more in the trainer.

Train it

ChessReflex drills the branch points where a line splits rather than making you replay it move by move, so a repertoire this size is a handful of decisions instead of hundreds of moves. Free, and no account needed to start.

Open Queen's Gambit Declined