Question: Friedrich Klose (1862–1942) was a German composer, his opera "Ilsebill" (1903) is inspired by the music of Richard Wagner and which leading German composer of the late Romantic and early modern eras? 
Sentence (from "Richard Wagner"): Wagner realised these ideas most fully in the first half of the four-opera cycle "Der Ring des Nibelungen" ("The Ring of the Nibelung").
Relevant evidence: No