Question: who is the managing director of access bank
[{'answer': 'Herbert Onyewumbu Wigwe', 'provenance': [{'wikipedia_id': '46578629', 'title': 'Herbert Wigwe', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '46578629', 'title': 'Herbert Wigwe', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 300, 'bleu_score': 0.8375707157974781, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5033496679457528759}, 'section': 'Section::::Abstract.'}]}]