Question: a rib that attaches to the sternum by the cartilage of rib 7
[{'answer': 'true ribs', 'provenance': [{'wikipedia_id': '44593', 'title': 'Rib', 'start_paragraph_id': 11, 'start_character': 40, 'end_paragraph_id': 11, 'end_character': 49, 'bleu_score': 1.0, 'section': 'Section::::Human anatomy.:Rib cage.\n'}]}, {'provenance': [{'wikipedia_id': '44593', 'title': 'Rib', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 788, 'bleu_score': 0.680031633636859, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12882083358254453678}, 'section': 'Section::::Human anatomy.:Rib cage.\n'}]}]