The Problem 321 1. The Analytic Division of the Lotus Sūtra 323 2. Fayun’s Doctrinal Classification and his Location of the Lotus Sūtra 323 3. The Interpretation of the One Vehicle of the Lotus Sūtra 326 3.1 The Theory of Provisional Wisdom and Real Wisdom, and the Interpretation of One Vehicle 327 3.2 The Theory of Cause and Effect and the Interpretation of One Vehicle 330 4. The Theory of the Impermanent Existence of Buddha’s Body in the Lotus Sūtra 334 5. Conclusion 336