Question: Who is Anne Of Ostfriesland's paternal grandmother?
Sentence (from "Angelitha Wass"): Angelitha Wass( 15th century – after 1521) was a Hungarian lady's maid of Anne of Foix- Candale, Queen consort of Bohemia and Hungary, and later a mistress of Anne's son, Louis II Jagiellon, King of Hungary.
Relevant evidence: No