Question: The Norwegian folk rock band from Lom in Gudbrandsdalen established in 1982 based their concept album "Bukkerittet" on what five-act play in verse by the Norwegian dramatist Henrik Ibsen published in 1867?
Sentence (from "LoMsk"): Their concept album "Bukkerittet" is based on Henrik Ibsen's "Peer Gynt" and their album "Amerikabrevet" on the theme of Norwegian emigration.
Relevant evidence: No