<Tr> <Td> </Td> <Td> Nocturne Op. 9, No. 2 After Kistner 1833 ed. transcription at Wikisource </Td> </Tr> <Tr> <Td_colspan="2"> Problems playing this file? See media help . </Td> </Tr> <P> Chopin composed his best - known Nocturne in E-flat major, Op. 9, No. 2 when he was around twenty years old . </P> <P> This well - known nocturne is in rounded binary form (A, A, B, A, B, A) with coda, C. The A and B sections become increasingly ornamented with each recurrence . The penultimate bar utilizes considerable rhythmic freedom, indicated by the instruction, senza tempo (without tempo). Nocturne in E-flat major opens with a legato melody, mostly played piano, containing graceful upward leaps which becomes increasingly wide as the line unfolds . This melody is heard again three times during the piece . With each repetition, it is varied by ever more elaborate decorative tones and trills . The nocturne also includes a subordinate melody, which is played with rubato . </P>

Nocturne opus 9 number 1 in b flat minor