Question: boston bruins retired his number 4 in 1979 robert
[{'answer': 'Robert Gordon Orr', 'provenance': [{'wikipedia_id': '86913', 'title': 'Bobby Orr', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 17, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '86913', 'title': 'Bobby Orr', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1074, 'bleu_score': 0.9712257331108671, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3396986847022591519}, 'section': 'Section::::Abstract.'}]}]