Question: who established the criteria for identifying which specific organism caused a specific disease
[{'answer': 'Robert Koch and Friedrich Loeffler', 'provenance': [{'wikipedia_id': '147009', 'title': "Koch's postulates", 'start_paragraph_id': 1, 'start_character': 153, 'end_paragraph_id': 1, 'end_character': 187, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '147009', 'title': "Koch's postulates", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 817, 'bleu_score': 0.9424986462455891, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16621771652662652885}, 'section': 'Section::::Abstract.'}]}]