Question: who replaced alex ferguson as manager of manchester united
[{'answer': 'Everton manager David Moyes', 'provenance': [{'wikipedia_id': '14267273', 'title': 'List of Manchester United F.C. managers', 'start_paragraph_id': 13, 'start_character': 1430, 'end_paragraph_id': 13, 'end_character': 1457, 'bleu_score': 1.0, 'section': 'Section::::Managerial history.\n'}]}, {'provenance': [{'wikipedia_id': '14267273', 'title': 'List of Manchester United F.C. managers', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 1457, 'bleu_score': 0.9373773693894281, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6241593267095600928}, 'section': 'Section::::Managerial history.\n'}]}]