Question: former england footballer manchester united longest serving captain
[{'answer': 'Bryan Robson', 'provenance': [{'wikipedia_id': '345428', 'title': 'Bryan Robson', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '345428', 'title': 'Bryan Robson', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 295, 'bleu_score': 0.8002749172782291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1893417294704588307}, 'section': 'Section::::Abstract.'}]}]