Question: What was the man that preceded Frederick IV of Hohenstaufen also known as in another language?
Sentence (from "Hans Krag (author)"): Hans Krag (born 14 December 1904 in Christiania, died 27 January 1984 in Søgne) was a Norwegian author, publisher and translator, known i.a. for his works on heraldry.
Relevant evidence: No