Question: when does second series of the crown start
[{'answer': 'December 8 , 2017', 'provenance': [{'wikipedia_id': '47048067', 'title': 'The Crown (TV series)', 'start_paragraph_id': 116, 'start_character': 213, 'end_paragraph_id': 116, 'end_character': 230, 'bleu_score': 1.0, 'section': 'Section::::Release.\n'}]}]