Question: who says focus in ariana grande's song
[{'answer': 'American actor Jamie Foxx', 'provenance': [{'wikipedia_id': '47862138', 'title': 'Focus (song)', 'start_paragraph_id': 11, 'start_character': 412, 'end_paragraph_id': 11, 'end_character': 437, 'bleu_score': 1.0, 'section': 'Section::::Music and lyrics.\n'}]}, {'provenance': [{'wikipedia_id': '47862138', 'title': 'Focus (song)', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 480, 'bleu_score': 0.9458134147569861, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 765913763592568321}, 'section': 'Section::::Music and lyrics.\n'}]}]