Question: Who is the female R & B icon that Billie Woodruff directed in the music video "Un-Break My Heart"?
{'answer': 'Toni Braxton', 'supporting_facts': [['Bille Woodruff', 0], ['Bille Woodruff', 1], ['Bille Woodruff', 2], ['Toni Braxton', 1]]}