Question: who came up with the tripartite theory of knowledge
[{'answer': 'Edmund Gettier', 'provenance': [{'wikipedia_id': '246176', 'title': 'Gettier problem', 'start_paragraph_id': 1, 'start_character': 177, 'end_paragraph_id': 1, 'end_character': 191, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '246176', 'title': 'Gettier problem', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1011, 'bleu_score': 0.560278405374044, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2319420984685863093}, 'section': 'Section::::Abstract.'}]}]