6 x Nimzo-Indian Defence (10.50 avg depth)
2 x Nimzo-Indian: 4.e3 O-O (9.50 avg depth)
6 x Nimzo-Indian: 4.e3 O-O 5.Bd3 d5 (11.50 avg depth)
1 x Nimzo-Indian: Botvinnik System (10.00 avg depth)
9 x Nimzo-Indian: Classical Variation (11.89 avg depth)
2 x Nimzo-Indian: Leningrad (8.00 avg depth)
1 x Nimzo-Indian: Saemisch, 5...c5 6.e3 (11.00 avg depth)
1 x Nimzo-Indian: Saemisch, 5...c5 6.f3 d5 7.cxd5 (10.00 avg depth)
2 x Nimzo-Indian: Spielmann Variation (7.00 avg depth)
1 x Nimzo-Indian: Spielmann, 4...c5 5.dxc5 Nc6 (9.00 avg depth)
6 x Nimzo-Indian: Three Knights (11.50 avg depth)
