Question: What is the date of birth of Stephan Kekulé Von Stradonitz's father?
Sentence (from "Reinhard Kekulé von Stradonitz"): Reinhard Kekulé von Stradonitz( name at birth Kekulé, called Kekulé von Stradonitz only after 1889; 6 March 1839 – 23 March 1911) was a German archeologist.
Relevant evidence: No