Question: where did the first blood transfusion take place
[{'answer': 'in the 1660s', 'provenance': [{'wikipedia_id': '88857', 'title': 'Blood transfusion', 'start_paragraph_id': 67, 'start_character': 29, 'end_paragraph_id': 67, 'end_character': 41, 'bleu_score': 1.0, 'section': 'Section::::History.:Early attempts.:Animal blood.\n'}]}, {'provenance': [{'wikipedia_id': '88857', 'title': 'Blood transfusion', 'start_paragraph_id': 67, 'start_character': 0, 'end_paragraph_id': 67, 'end_character': 458, 'bleu_score': 0.9338603241255111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15909288457391829516}, 'section': 'Section::::History.:Early attempts.:Animal blood.\n'}]}]