text: C70 Ruy Lopez, 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4
  C71 Ruy Lopez, Modern Steinitz Defence including Noah's Ark Trap
  C72 Ruy Lopez, Modern Steinitz Defence 5.0-0
  C73 Ruy Lopez, Modern Steinitz Defence, Richter Variation
  C74 Ruy Lopez, Modern Steinitz Defence
  C75 Ruy Lopez, Modern Steinitz Defence
  C76 Ruy Lopez, Modern Steinitz Defence, Fianchetto (Bronstein) Variation
  C77 Ruy Lopez, Morphy Defence
  C78 Ruy Lopez, 5.0-0
  C79 Ruy Lopez, Steinitz Defence Deferred (Russian Defence)
  C80 Ruy Lopez, Open (Tarrasch) Defence
  C81 Ruy Lopez, Open, Howell Attack
  C82 Ruy Lopez, Open, 9.c3
  C83 Ruy Lopez, Open, Classical Defence
  C84 Ruy Lopez, Closed Defence
  C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD)
  C86 Ruy Lopez, Worrall Attack
  C87 Ruy Lopez, Closed, Averbakh Variation
  C88 Ruy Lopez, Closed
  C89 Ruy Lopez, Marshall Counterattack
  C90 Ruy Lopez, Closed, 7...d6
  C90 Ruy Lopez, Closed, 7...d6, 9.d3 (Pilnik Variation)
  C91 Ruy Lopez, Closed, 9.d4
  C92 Ruy Lopez, Closed, 9.h3
  C92 Ruy Lopez, Closed, 9.h3 Bb7 (Zaitsev Variation)
  C93 Ruy Lopez, Closed, Smyslov Defence
  C94 Ruy Lopez, Closed, Breyer Defence, 10.d3
  C95 Ruy Lopez, Closed, Breyer Defence, 10.d4
  C96 Ruy Lopez, Closed, 8...Na5
  C97 Ruy Lopez, Closed, Chigorin Defence
  C98 Ruy Lopez, Closed, Chigorin, 12...Nc6
  C99 Ruy Lopez, Closed, Chigorin, 12...cxd4
  D – Closed Games and Semi-Closed Games