Question: who hosted who wants to be a millionaire
[{'answer': 'Regis Philbin', 'provenance': [{'wikipedia_id': '3729941', 'title': 'Who Wants to Be a Millionaire (American game show)', 'start_paragraph_id': 2, 'start_character': 131, 'end_paragraph_id': 2, 'end_character': 144, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Meredith Vieira', 'provenance': [{'wikipedia_id': '3729941', 'title': 'Who Wants to Be a Millionaire (American game show)', 'start_paragraph_id': 2, 'start_character': 262, 'end_paragraph_id': 2, 'end_character': 277, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Cedric the Entertainer', 'provenance': [{'wikipedia_id': '3729941', 'title': 'Who Wants to Be a Millionaire (American game show)', 'start_paragraph_id': 2, 'start_character': 319, 'end_paragraph_id': 2, 'end_character': 341, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Terry Crews', 'provenance': [{'wikipedia_id': '3729941', 'title': 'Who Wants to Be a Millionaire (American game show)', 'start_paragraph_id': 2, 'start_character': 365, 'end_paragraph_id': 2, 'end_character': 376, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Chris Harrison', 'provenance': [{'wikipedia_id': '3729941', 'title': 'Who Wants to Be a Millionaire (American game show)', 'start_paragraph_id': 2, 'start_character': 416, 'end_paragraph_id': 2, 'end_character': 430, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3729941', 'title': 'Who Wants to Be a Millionaire (American game show)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 471, 'bleu_score': 0.795721983934858, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17312536799707450774}, 'section': 'Section::::Abstract.'}]}]