Question: where are the microtubules located in an animal cell
[{'answer': 'near the nucleus', 'provenance': [{'wikipedia_id': '501204', 'title': 'Microtubule organizing center', 'start_paragraph_id': 6, 'start_character': 67, 'end_paragraph_id': 6, 'end_character': 83, 'bleu_score': 1.0, 'section': 'Section::::In interphase.\n'}]}, {'provenance': [{'wikipedia_id': '501204', 'title': 'Microtubule organizing center', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 918, 'bleu_score': 0.9861583350689591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4604845211552311811}, 'section': 'Section::::In interphase.\n'}]}]