Adelwold und Emma is a dramatic song or ballad by Franz Schubert, setting a tragic story with expressive and harmonically rich accompaniment.
Careful attention to dynamic shaping and creating a narrative flow through the accompaniment is crucial.
Adelwold und Emma (D.211) is rated Henle level 5 of 9 — late intermediate repertoire, roughly ABRSM grades 6–7.
You should be comfortable at Henle level 5 — meaning you can already play level 4–5 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Adelwold und Emma (D.211) lasts about 10 minutes.
Adelwold und Emma (D.211) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.