Question: where are the visceral and parietal pericardium located
[{'answer': 'serous pericardium', 'provenance': [{'wikipedia_id': '244944', 'title': 'Pericardium', 'start_paragraph_id': 4, 'start_character': 118, 'end_paragraph_id': 4, 'end_character': 136, 'bleu_score': 1.0, 'section': 'Section::::Structure.\n'}]}, {'provenance': [{'wikipedia_id': '244944', 'title': 'Pericardium', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 353, 'bleu_score': 0.855668226240021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17696626594332008616}, 'section': 'Section::::Structure.:Serous pericardium.\n'}]}]