Question: Who was the granddaughter of Queen Victoria of the United Kingdom who also has a grandson that was the first descendant of all three of Victoria, Duchess of Kent's children?
{'answer': 'Princess Victoria Melita of Saxe-Coburg and Gotha', 'supporting_facts': [['Emich Kyrill, Prince of Leiningen', 0], ['Emich Kyrill, Prince of Leiningen', 3], ['Princess Victoria Melita of Saxe-Coburg and Gotha', 1]]}