Flute Sonata in G Minor, BWV 1020 (Doubtful, Attrib. C.P. E. Bach as H. 542.5) - J.S. Bach: Flute Sonata in G Minor, BWV 1020 (Doubtful, Attrib. C.P. E. Bach as H. 542.5) : II. Adagio (G小调第1号为小提琴或长笛和通奏低音而作的奏鸣曲，作品1020 - 第二乐章 柔板)