Question: who is credited with producing the strongest early microscope
[{'answer': 'Antonie van Leeuwenhoek', 'provenance': [{'wikipedia_id': '19568', 'title': 'Microscope', 'start_paragraph_id': 7, 'start_character': 453, 'end_paragraph_id': 7, 'end_character': 476, 'bleu_score': 1.0, 'section': 'Section::::History.:Rise of modern light microscopes.\n'}]}, {'provenance': [{'wikipedia_id': '19568', 'title': 'Microscope', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 978, 'bleu_score': 0.9226575831410451, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16549287230018737172}, 'section': 'Section::::History.:Rise of modern light microscopes.\n'}]}]