Question: who played the black ranger in mighty morphin power rangers
[{'answer': 'Walter Emanuel Jones', 'provenance': [{'wikipedia_id': '434858', 'title': 'Zack Taylor', 'start_paragraph_id': 1, 'start_character': 235, 'end_paragraph_id': 1, 'end_character': 255, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '434858', 'title': 'Zack Taylor', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 255, 'bleu_score': 0.911422774168757, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8201107245857725533}, 'section': 'Section::::Abstract.'}]}]