Question: Who is the mother-in-law of Johannetta Of Sayn-Wittgenstein (1632–1701)?
Sentence (from "Leonilla Bariatinskaya"): Leonilla Ivanovna Bariatinskaya, Princess of Sayn- Wittgenstein- Sayn( 9 May 1816 – 1 February 1918), was a Russian aristocrat who married Ludwig, Prince of Sayn- Wittgenstein- Sayn.
Relevant evidence: No