Question: The prominent businessman and politician in the early-20th-century Republic of China T. V. Soong had which brother-in-law who was born in 1887 and served as the leader of the Republic of China?
{'answer': 'Chiang Kai-shek', 'supporting_facts': [['T. V. Soong', 0], ['T. V. Soong', 3], ['Chiang Kai-shek', 0]]}