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 .

It is the second of the four operas that together tell a story called PERSON@1 -LRB- The Ring of the Nibelung -RRB- .
