Complex sentence: The earliest definite reference to Berkhamsted is in the will of Ælfgifu (d. AD 970), queen consort of King Eadwig of England (r.955--959), who bequeathed large estates in five counties, including Berkhamsted.
Split into simpler sentences: The earliest definite reference to Berkhamsted is in the will of Ælfgifu (d. AD 970), queen consort of King Eadwig of England (r.955--959). In her will, she bequeathed large estates in five counties, including Berkhamsted.