The Exchange Variation, Schallopp Variation is a variation of the Slav Defense, catalogued as ECO D13. The line runs 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Nc3, reaching the position shown below after 11 half-moves.
Both sides have pawns in the centre (White on d4, Black on d5). Development is level at two minor pieces each. It is Black to move after six moves. The c-file file is fully open.
On the Slav Defense generally: A solid defense to the Queen's Gambit. Black supports d5 with c6 while keeping the bishop active.
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The Exchange Variation, Schallopp Variation goes 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Nc3. It is a variation of the Slav Defense and is catalogued as ECO D13.
The Exchange Variation, Schallopp Variation is ECO D13. ECO codes group openings by their move order, so nearby codes cover closely related lines of the Slav Defense.
Stockfish evaluates the position after 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Nc3 at +0.07 at depth 18, which is balanced. Engine evaluation is only a starting point — at club level the practical value of a line is mostly about whether you know its plans better than your opponent does.
Both sides have pawns in the centre (White on d4, Black on d5). Development is level at two minor pieces each. It is Black to move. The c-file file is fully open.