Question: Which Australian rapper moved to the United States at the age of 16 to pursue a career in hip hop music and has at least one music video produced by Luti Fagbenle?
{'answer': 'Iggy Azalea', 'supporting_facts': [['Luti Fagbenle', 0], ['Luti Fagbenle', 1], ['Iggy Azalea', 0], ['Iggy Azalea', 1]]}