Elgar - Introduction & Allegro for Strings, Op.47 (Ｅｌｇａｒ：　Ｉｎｔｒｏｄｕｃｔｉｏｎ　Ａｎｄ　Ａｌｌｅｇｒｏ　Ｆｏｒ　Ｓｔｒｉｎｇｓ　Ｏｐｕｓ　４７|Elgar: Introduction And Allegro For Strings Opus 47)