Die Walküre -LRB- The Valkyrie -RRB- is the second of the four operas that comprise PERSON@1 -LRB- The Ring of the Nibelung -RRB- , by PERSON@2 .

Die Walküre -LRB- The ORGANIZATION@1 -RRB- is an opera by PERSON@2 . It is the second of the four operas that together tell a story called PERSON@1 -LRB- The Ring of the Nibelung -RRB- . The whole cycle is called Der Ring des PERSON@3 .
