Related Openings
Modern defense - Averbakh system, Kotov Variation	d4, d6, c4, g6, Nc3, Bg7, e4, Nc6
Modern defense - Averbakh system, Randspringer Variation	d4, d6, c4, g6, Nc3, Bg7, e4, f5
Modern defense - Averbakh system	d4, d6, c4, g6, Nc3, Bg7, e4