Question: Osferth or Osferd or Osfrith, was described by Alfred the Great in his will as a "kinsman", he may have been a relative of Alfred's mother Osburh, or Osburga was the first wife of King Æthelwulf of which location?
Sentence (from "Æthelflæd"): Æthelflæd was born around 870 at the height of the Viking invasions of England.
Relevant evidence: No