Question: who is the head basketball coach at alabama
[{'answer': 'Avery DeWitt Johnson', 'provenance': [{'wikipedia_id': '5559010', 'title': 'Avery Johnson', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5559010', 'title': 'Avery Johnson', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 153, 'bleu_score': 0.8043503119342871, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18445532101599960122}, 'section': 'Section::::Abstract.'}]}]