Question: who said those who forget history are bound to repeat it
[{'answer': 'Santayana', 'provenance': [{'wikipedia_id': '182082', 'title': 'George Santayana', 'start_paragraph_id': 0, 'start_character': 7, 'end_paragraph_id': 0, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '182082', 'title': 'George Santayana', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 398, 'bleu_score': 0.930807147807393, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10868019264305697180}, 'section': 'Section::::Abstract.'}]}]