Question: What is the date of death of Johannetta Of Sayn-Wittgenstein (1632–1701)'s husband?
Sentence (from "Louise Juliane of Erbach"): Countess Louise Juliane of Erbach( 1603 at Fürstenau Castle near Michelstadt – 28 September 1670 in Friedewald) was a German regent; Countess of Sayn- Wittgenstein- Sayn by marriage to Ernest of Sayn- Wittgenstein- Sayn, she acted temporarily as regent of Sayn- Wittgenstein- Sayn.
Relevant evidence: No