Question: where is the longest bone in your body located
[{'answer': 'closest to the hip joint'}, {'provenance': [{'wikipedia_id': '188497', 'title': 'Femur', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 425, 'bleu_score': 0.5319137058061181, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1942244680652232152}, 'section': 'Section::::Abstract.'}]}]