Related Openings
Gruenfeld - Exchange, Simagin's improved Variation	d4, Nf6, c4, g6, Nc3, d5, cxd5, Nxd5, e4, Nxc3, bxc3, Bg7, Bc4, O-O, Ne2, Nc6
Gruenfeld - Exchange, Simagin's lesser Variation	d4, Nf6, c4, g6, Nc3, d5, cxd5, Nxd5, e4, Nxc3, bxc3, Bg7, Bc4, O-O, Ne2, b6
Gruenfeld - Exchange, Larsen Variation	d4, Nf6, c4, g6, Nc3, d5, cxd5, Nxd5, e4, Nxc3, bxc3, Bg7, Bc4, O-O, Ne2, Qd7, O-O, b6