Related Openings
Gruenfeld - Smyslov defense	d4, Nf6, c4, g6, Nc3, d5, Nf3, Bg7, e3, O-O, Bd3, c6, O-O, Bg4
Gruenfeld with e3 Bd3	d4, Nf6, c4, g6, Nc3, d5, Nf3, Bg7, e3, O-O, Bd3
Gruenfeld - Opovcensky Variation	d4, Nf6, c4, g6, Nc3, d5, Nf3, Bg7, e3, O-O, Bd2
Gruenfeld - Makogonov Variation	d4, Nf6, c4, g6, Nc3, d5, Nf3, Bg7, e3, O-O, b4
Gruenfeld - 5.e3	d4, Nf6, c4, g6, Nc3, d5, Nf3, Bg7, e3