Semi-Slav Defense: Meran Variation, Wade Variation, Kaidanov Gambit

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.e3 e6 5.Nf3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bb7 9.e4 b4 10.Na4 c5 11.e5 Nd5 12.O-O cxd4 13.Nxd4

ECO D47

The Semi-Slav Defense: Meran Variation, Wade Variation, Kaidanov Gambit is a chess opening line in the Semi-Slav Defense complex, reached after 1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.e3 e6 5.Nf3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bb7 9.e4 b4 10.Na4 c5 11.e5 Nd5 12.O-O cxd4 13.Nxd4.

It is catalogued under code D47 in the Encyclopaedia of Chess Openings (ECO).

The defining move Nxd4 is chosen by White on move 13.

Study this line with a grandmaster

This position is covered in the Slav Defense course: a GM-authored repertoire you study move by move, then practice against a human-like AI opponent.

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.