Question: who said the internet is a series of tubes
[{'answer': 'Ted Stevens', 'provenance': [{'wikipedia_id': '5955829', 'title': 'Series of tubes', 'start_paragraph_id': 1, 'start_character': 94, 'end_paragraph_id': 1, 'end_character': 105, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5955829', 'title': 'Series of tubes', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 936, 'bleu_score': 0.9217509605602741, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4642422510653510309}, 'section': 'Section::::Abstract.'}]}]