text: E04 Catalan, Open, 5.Nf3 E05 Catalan, Open, Classical line
  E06 Catalan, Closed, 5.Nf3
  E07 Catalan, Closed, 6...Nbd7
  E08 Catalan, Closed, 7.Qc2
  E09 Catalan, Closed, Main line
  E10 Queen's Pawn Game 3.Nf3
  E11 Bogo-Indian Defence
  E12 Queen's Indian Defence
  E13 Queen's Indian, 4.Nc3, Main line
  E14 Queen's Indian, 4.e3
  E15 Queen's Indian, 4.g3
  E16 Queen's Indian, Capablanca Variation
  E17 Queen's Indian, 5.Bg2 Be7
  E18 Queen's Indian, Old Main line, 7.Nc3
  E19 Queen's Indian, Old Main line, 9.Qxc3
  E20 Nimzo-Indian Defence
  E21 Nimzo-Indian, Three Knights Variation
  E22 Nimzo-Indian, Spielmann Variation
  E23 Nimzo-Indian, Spielmann, 4...c5, 5.dxc5 Nc6
  E24 Nimzo-Indian, Sämisch Variation
  E25 Nimzo-Indian, Sämisch Variation, Keres Variation
  E26 Nimzo-Indian, Sämisch Variation, 4.a3 Bxc3+ 5.bxc3 c5 6.e3
  E27 Nimzo-Indian, Sämisch Variation, 5...0-0
  E28 Nimzo-Indian, Sämisch Variation, 6.e3
  E29 Nimzo-Indian, Sämisch Variation, Main line
  E30 Nimzo-Indian, Leningrad Variation,
  E31 Nimzo-Indian, Leningrad Variation, Main line
  E32 Nimzo-Indian, Classical Variation (4.Qc2)
  E33 Nimzo-Indian, Classical Variation, 4...Nc6
  E34 Nimzo-Indian, Classical, Noa Variation (4...d5)
  E35 Nimzo-Indian, Classical, Noa Variation, 5.cxd5 exd5
  E36 Nimzo-Indian, Classical, Noa Variation, 5.a3
  E37 Nimzo-Indian, Classical, Noa Variation, Main line, 7.Qc2
  E38 Nimzo-Indian, Classical, 4...c5
  E39 Nimzo-Indian, Classical, Pirc Variation
  E40 Nimzo-Indian, 4.e3
  E41 Nimzo-Indian, 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3+ 7.bxc3 d6, Hübner Variation
  E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein)