Sonata for Cello and Piano No. 1 in F, Op. 5 No. 1 - Beethoven: Sonata for Cello and Piano No. 1 in F, Op. 5 No. 1 - 1. Adagio Sostenuto - (奏鸣曲大提琴与钢琴1号，作品5，第1号 - 第一乐章a，慢板延音)