Question: what type of disease is coronary heart disease
[{'answer': 'cardiovascular', 'provenance': [{'wikipedia_id': '5876', 'title': 'Coronary artery disease', 'start_paragraph_id': 1, 'start_character': 217, 'end_paragraph_id': 1, 'end_character': 231, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5876', 'title': 'Coronary artery disease', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 784, 'bleu_score': 0.756193835097084, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14181836678887582620}, 'section': 'Section::::Abstract.'}]}]