Prelude to Act I,Lohengrin Prelude to Act III,Lohengrin Prelude to Act 1 from Lohengrin Prelude to Act 3 of 'Lohengrin' Prelude to Act Ⅲ from "Lohengrin" Introduction to act III:lohengrin Prelude to a Painting Prelude to palestrina prelude to Hong Kong Prelude to Act I