Question: the part of the inner ear that monitors three planes or rotational movement is called the
[{'answer': 'The vestibular system', 'provenance': [{'wikipedia_id': '550504', 'title': 'Vestibular system', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '550504', 'title': 'Vestibular system', 'start_paragraph_id': 1, 'start_character': 63, 'end_paragraph_id': 1, 'end_character': 937, 'bleu_score': 0.861483581440678, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15556979665866599232}, 'section': 'Section::::Abstract.'}]}]