Question: when was the last time the dodgers were in the workd series
[{'answer': '2017', 'provenance': [{'wikipedia_id': '7599168', 'title': 'List of World Series champions', 'start_paragraph_id': 4, 'start_character': 599, 'end_paragraph_id': 4, 'end_character': 603, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]