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Semi-Slav Defense Accepted is a chess opening that arises after 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.Bg5 dxc4. It is classified D44 in the ECO system, and the position after these moves has white to move.
Each of these is a named opening reached by playing on from 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.Bg5 dxc4. Open any of them to load the position on the board.