Question: what disease does the narrator in the tell tale heart have
[{'answer': 'nervousness', 'provenance': [{'wikipedia_id': '195979', 'title': 'The Tell-Tale Heart', 'start_paragraph_id': 6, 'start_character': 139, 'end_paragraph_id': 6, 'end_character': 150, 'bleu_score': 1.0, 'section': 'Section::::Plot summary.\n'}]}, {'provenance': [{'wikipedia_id': '195979', 'title': 'The Tell-Tale Heart', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 292, 'bleu_score': 0.607673524470232, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16352344927699182856}, 'section': 'Section::::Plot summary.\n'}]}]