Queens Gambit Declined Tarrasch Defense Queenside Attack in Chess

In the Queens Gambit Declined Tarrasch Defense, the queenside attack is a strategic plan built around the Tarrasch structure after 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5. White aims to pressure the queenside—especially the c-file and queenside dark squares—often by preparing moves like Bg5, Rc1, and a later b4 break to expand. The defining feature is the isolated/targetable d5 pawn and the semi-open c-file that invite queenside play.