Slav Defense: Modern, Alapin Variation, Czech, Krause Attack

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.Ne5 Nbd7 7.Nxc4 Nb6 8.Ne5 a5 9.g3 e6 10.Bg2 Bb4 11.O-O O-O