Question: what are two different types of light microscopes
[{'answer': 'simple microscopes', 'provenance': [{'wikipedia_id': '117534', 'title': 'Optical microscope', 'start_paragraph_id': 6, 'start_character': 50, 'end_paragraph_id': 6, 'end_character': 68, 'bleu_score': 1.0, 'section': 'Section::::Types.\n'}]}, {'answer': 'compound microscopes', 'provenance': [{'wikipedia_id': '117534', 'title': 'Optical microscope', 'start_paragraph_id': 6, 'start_character': 73, 'end_paragraph_id': 6, 'end_character': 93, 'bleu_score': 1.0, 'section': 'Section::::Types.\n'}]}, {'provenance': [{'wikipedia_id': '117534', 'title': 'Optical microscope', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 601, 'bleu_score': 0.977397480575333, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16347605771780146143}, 'section': 'Section::::Types.\n'}]}]