Question: when is the next season 8 of voltron coming out
[{'answer': 'December 14 , 2018', 'provenance': [{'wikipedia_id': '49375739', 'title': 'Voltron: Legendary Defender', 'start_paragraph_id': 27, 'start_character': 41, 'end_paragraph_id': 27, 'end_character': 59, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}, {'provenance': [{'wikipedia_id': '49375739', 'title': 'Voltron: Legendary Defender', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 1033, 'bleu_score': 0.8726166108561301, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 326695672313358094}, 'section': 'Section::::Abstract.'}]}]