Question: who was the co host of american idol
[{'answer': 'Brian Dunkleman', 'provenance': [{'wikipedia_id': '771255', 'title': 'Brian Dunkleman', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '771255', 'title': 'Brian Dunkleman', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 201, 'bleu_score': 0.729226144501798, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12554195057212681107}, 'section': 'Section::::Abstract.'}]}]