Question: who is the head coach of the cleveland browns
[{'answer': 'Hue Jackson', 'provenance': [{'wikipedia_id': '17697492', 'title': 'List of Cleveland Browns head coaches', 'start_paragraph_id': 2, 'start_character': 1469, 'end_paragraph_id': 2, 'end_character': 1480, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]