Question: when does transformers power of the primes come out
[{'answer': 'May 1 , 2018', 'provenance': [{'wikipedia_id': '56258829', 'title': 'Transformers: Power of the Primes', 'start_paragraph_id': 2, 'start_character': 16, 'end_paragraph_id': 2, 'end_character': 30, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '56258829', 'title': 'Transformers: Power of the Primes', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 201, 'bleu_score': 0.526279391525176, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9233314396076413374}, 'section': 'Section::::Abstract.'}]}]