Queen's Gambit Accepted: Normal Variation is a chess opening with the ECO code D25, part of the Queen's Gambit Accepted family. It goes 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3. White opens with 1. d4 (the queen's pawn) and Black answers 1... d5. After 7 moves it is Black to move. After the last move Black is a pawn ahead in material. The lesson on the board explains every move of the line and lets you play it yourself; it is free.
In chessGM's opening book this position continues with 4... e6.
After 1.d4 d5 2.c4, Black takes with 2...dxc4. Black does not try to keep the pawn but uses the time to develop and hit the centre.
chessGM has a full course for this line: open the Queen's Gambit Accepted: Normal Variation course lesson.