E43 - 5.Nf3 Bb7 6.Bd3 Ne4 7.O-O f5 - Nimzowitsch, Keene Variation [+0.33]

Nimzo-Indian: Nimzowitsch, Keene Variation

Coups: 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nf3 Bb7 6.Bd3 Ne4 7.O-O f5