Claim: Carlo Tagliabue performed in Wagner's Götterdämmerung, the last in Wagner's Der Ring Des Nibelungen music drama cycle.
Evidence: He also performed in Wagner's Götterdämmerung, Tannhäuser and Lohengrin. Der Ring des Nibelungen (The Ring of the Nibelung), WWV 86, is a cycle of four German-language epic music dramas composed by Richard Wagner. The four parts that constitute the Ring cycle are, in sequence: Das Rheingold (The Rhinegold) Die Walküre (The Valkyrie) Siegfried Götterdämmerung (Twilight of the Gods)