Question: when is season 2 of ok ko coming out
[{'answer': 'May 5 , 2018', 'provenance': [{'wikipedia_id': '49340477', 'title': "OK K.O.! Let's Be Heroes", 'start_paragraph_id': 3, 'start_character': 100, 'end_paragraph_id': 3, 'end_character': 112, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '49340477', 'title': "OK K.O.! Let's Be Heroes", 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 111, 'bleu_score': 0.9067110266941041, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8450471944831182739}, 'section': 'Section::::Abstract.'}]}]