Queens Gambit Declined Chigorin Defense Discovered Attack in Chess

In the queens gambit declined chigorin defense, the defining setup often features Black’s …c5 break and piece play around the d5 square, commonly after moves like 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Be7 5.Bg5 c5. A “discovered attack” here means one piece moves (or is unblocked) to reveal an attack by another piece—often turning a quiet move into a direct threat on the king, queen, or a major piece.