Question: Who is Frederick William Ii, Duke Of Schleswig-Holstein-Sonderburg-Beck's paternal grandfather?
Sentence (from "Frederick William II, Duke of Schleswig-Holstein-Sonderburg-Beck"): Frederick William II, Duke of Schleswig-Holstein-Sonderburg-Beck (18 June 1687 – 11 November 1749) was a Duke of Schleswig-Holstein-Sonderburg-Beck.
Relevant evidence: No