For Measure entitled The Ban on Love.
He created the regent Friedrich of Sicily in an opera based on Measure For Measure entitled The Ban on Love. In another of his operas, Walthur von Stolzing's music is recognized by Hans Sachs, while in another of his operas the Liebestod occurs between the title characters, Tristan and Isolde. This developer of the idea of a leitmotif created the dwarves Mime and Alberich in a series of operas where Brunhilde the Valkyrie loves Siegfried. For 10 points, name this composer of The Mastersingers of Nuremburg and a four-opera cycle, The Ring of the Nibelung.
He created the regent Friedrich of Sicily in an opera based on Measure
Richard {Wagner}