Simple piano piece in A♭ major

The task

Compose a simple piano piece in Ab major, 78 BPM andante, 4/4, about 88 bars and about three and a half minutes, scored for solo piano in 2 voices. Texture: stepwise melody with block-chord accompaniment. Open with 8 bars establishing the accompaniment before the melody enters on an upbeat. The main section runs on a…