Question: who is the author of delta of venus
[{'answer': 'Anaïs Nin', 'provenance': [{'wikipedia_id': '1666757', 'title': 'Delta of Venus', 'start_paragraph_id': 1, 'start_character': 53, 'end_paragraph_id': 1, 'end_character': 62, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1666757', 'title': 'Delta of Venus', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 164, 'bleu_score': 0.8105932471967201, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8593496776022763908}, 'section': 'Section::::Abstract.'}]}]