Question: how tall is jessie graff american ninja warrior
[{'answer': '5 ft 8 in'}, {'provenance': [{'wikipedia_id': '40343431', 'title': 'Jessie Graff', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 229, 'bleu_score': 0.5640075399674861, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17438932991357756186}, 'section': 'Section::::Collegiate sports career.\n'}]}]