Question: what is the diameter of the millennium dome
[{'answer': '365 m', 'provenance': [{'wikipedia_id': '39763', 'title': 'Millennium Dome', 'start_paragraph_id': 5, 'start_character': 297, 'end_paragraph_id': 5, 'end_character': 302, 'bleu_score': 1.0, 'section': 'Section::::Construction.\n'}]}, {'provenance': [{'wikipedia_id': '39763', 'title': 'Millennium Dome', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 577, 'bleu_score': 0.894260811729162, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8879542079123490312}, 'section': 'Section::::Construction.\n'}]}]