Question: Sigrid Arnoldson is believed by critics to have been the successor to what famous opera singer who was often known as the "Swedish Nightingale"?
Sentence (from "Jenny Lind"): Johanna Maria Lind (6 October 18202 November 1887), better known as Jenny Lind, was a Swedish opera singer, often known as the "Swedish Nightingale".
Relevant evidence: Yes