Question: when did chemistry replace alchemy as a science
[{'answer': '1661', 'provenance': [{'wikipedia_id': '1416046', 'title': 'History of chemistry', 'start_paragraph_id': 4, 'start_character': 121, 'end_paragraph_id': 4, 'end_character': 125, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1416046', 'title': 'History of chemistry', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 273, 'bleu_score': 0.5157792126068841, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17333147493696988360}, 'section': 'Section::::Abstract.'}]}]