Question: what is the herb in black panther called
[{'answer': 'the heart - shaped herb', 'provenance': [{'wikipedia_id': '1083841', 'title': 'Black Panther (comics)', 'start_paragraph_id': 150, 'start_character': 220, 'end_paragraph_id': 150, 'end_character': 242, 'bleu_score': 1.0, 'section': 'Section::::In other media.:Film.:Live-action.\n'}]}, {'provenance': [{'wikipedia_id': '1083841', 'title': 'Black Panther (comics)', 'start_paragraph_id': 150, 'start_character': 0, 'end_paragraph_id': 150, 'end_character': 658, 'bleu_score': 0.8858171252500691, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10511693930106799863}, 'section': 'Section::::In other media.:Film.:Live-action.\n'}]}]