Question: where are the cardiac and vasomotor centers found
[{'answer': 'the medulla oblongata', 'provenance': [{'wikipedia_id': '19644448', 'title': 'Vasomotor center', 'start_paragraph_id': 1, 'start_character': 43, 'end_paragraph_id': 1, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'medulla oblongata', 'provenance': [{'wikipedia_id': '19644448', 'title': 'Vasomotor center', 'start_paragraph_id': 1, 'start_character': 47, 'end_paragraph_id': 1, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19644448', 'title': 'Vasomotor center', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 825, 'bleu_score': 0.983537688954433, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17054962464366368862}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19644448', 'title': 'Vasomotor center', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17054962464366368862}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19644448', 'title': 'Vasomotor center', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The vasomotor center (VMC) is a portion of the medulla oblongata that, together with the cardiovascular center and respiratory center, regulates blood pressure and other homeostatic processes.', 'The vasomotor center (VMC) is a portion of the medulla oblongata that, together with the cardiovascular center and respiratory center, regulates blood pressure and other homeostatic processes.', 'The vasomotor center (VMC) is a portion of the medulla oblongata that, together with the cardiovascular center and respiratory center, regulates blood pressure and other homeostatic processes.']}}]}]