Question: who said pleasure is the absence of pain
[{'answer': 'Epicurus', 'provenance': [{'wikipedia_id': '39393', 'title': 'Epicureanism', 'start_paragraph_id': 1, 'start_character': 97, 'end_paragraph_id': 1, 'end_character': 105, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '39393', 'title': 'Epicureanism', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1065, 'bleu_score': 0.988538208695211, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7293412800826376393}, 'section': 'Section::::Abstract.'}]}]