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d4 openings

1 • HanruiZ •
  1. Chapter 1
  2. Closed Catalan
  3. Closed Catalan with Ba6
  4. Open Catalan Main Line
  1. HanruiZ
  2. lusail

HanruiZ's Study

1 • HanruiZ •
  1. Chapter 1
  1. HanruiZ
  2. lusail

HanruiZ's Study

1 • HanruiZ •
  1. Chapter 1
  1. HanruiZ

HanruiZ's Study

1 • HanruiZ •
  1. Chapter 1
  2. Chapter 2
  3. Chapter 3
  1. HanruiZ