Question: lord of the rings how many wizards are there
[{'answer': 'five', 'provenance': [{'wikipedia_id': '23141947', 'title': 'Wizard (Middle-earth)', 'start_paragraph_id': 2, 'start_character': 126, 'end_paragraph_id': 2, 'end_character': 130, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '23141947', 'title': 'Wizard (Middle-earth)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 1032, 'bleu_score': 0.954535652893516, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15297995886100825827}, 'section': 'Section::::Abstract.'}]}]