Question: when does the new dragon ball z come out
[{'answer': 'July 28 , 2017', 'provenance': [{'wikipedia_id': '46552251', 'title': 'Dragon Ball Super', 'start_paragraph_id': 32, 'start_character': 342, 'end_paragraph_id': 32, 'end_character': 356, 'bleu_score': 1.0, 'section': 'Section::::Merchandise.\n'}]}, {'provenance': [{'wikipedia_id': '46552251', 'title': 'Dragon Ball Super', 'start_paragraph_id': 32, 'start_character': 0, 'end_paragraph_id': 32, 'end_character': 473, 'bleu_score': 0.8863305693644231, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1260158515895788672}, 'section': 'Section::::Merchandise.\n'}]}]