Question: how many members were there in the bee gees
[{'answer': 'three', 'provenance': [{'wikipedia_id': '149245', 'title': 'Bee Gees', 'start_paragraph_id': 2, 'start_character': 311, 'end_paragraph_id': 2, 'end_character': 316, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '149245', 'title': 'Bee Gees', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 619, 'bleu_score': 0.755496917545283, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10064173939696397952}, 'section': 'Section::::Abstract.'}]}]