Question: who plays the evil king in black panther
[{'answer': 'Michael B. Jordan', 'provenance': [{'wikipedia_id': '41677925', 'title': 'Black Panther (film)', 'start_paragraph_id': 1, 'start_character': 406, 'end_paragraph_id': 1, 'end_character': 423, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]