Question: When was the king who was the subject of Siegfried Obermeier's "The Secret Diaries of Ludwig II of Bavaria" born? 
Sentence (from "Ludwig II (manga)"): Ludwig II (Japanese: ルートヴィヒⅡ世 , Hepburn: Rūtovihi II Sei ) is a Japanese manga series written and illustrated by You Higuri.
Relevant evidence: No