Emperor: Concerto for Piano and Orchestra no. 5 in E-flat major

Piano Concerto No. 5 in E-flat major, Op. 73, commonly known as the "Emperor", is a piano concerto by Ludwig van Beethoven, composed in 1809. The work features expansive orchestral writing, virtuosic piano passages and dramatic contrasts that mark a transition in Beethoven's output from classical concertante practice toward a more assertive Romantic concerto idiom.