Question: when is vikings season 5 part 2 starting
[{'answer': '2018', 'provenance': [{'wikipedia_id': '49829845', 'title': 'Vikings (season 5)', 'start_paragraph_id': 2, 'start_character': 144, 'end_paragraph_id': 2, 'end_character': 148, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '49829845', 'title': 'Vikings (season 5)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 423, 'bleu_score': 0.909930230187989, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16099199795163251525}, 'section': 'Section::::Abstract.'}]}]