Question: What is the date of death of Princess Sibylla Of Saxe-Coburg And Gotha's husband?
Sentence (from "Princess Sibylla of Saxe-Coburg and Gotha"): Princess Sibylla of Saxe-Coburg and Gotha (Sibylla Calma Marie Alice Bathildis Feodora; 18 January 1908 – 28 November 1972) was the mother of the current King of Sweden, Carl XVI Gustaf.
Relevant evidence: No