Question: Who is the maternal grandmother of Countess Emilia Antwerpiana Of Nassau?
Sentence (from "Henry I, Count of Nassau-Siegen"): Henry I of Nassau- Siegen,( – between 13 July and 14 August 1343) was Count of Nassau- Siegen, a part of the County of Nassau, and ancestor of the House of Nassau- Siegen.
Relevant evidence: No