Question: What is the date of birth of the performer of song Flickan Och Kråkan?
Sentence (from "Flickan och kråkan"): According to Wiehe, Anni-Frid Lyngstad from ABBA wanted to release a cover in the beginning of the 1980s to one of her albums, but he declined, one of the major reasons being that she earlier had appeared in a Swedish Employers Association advertising campaign, "Invest in yourself".
Relevant evidence: No