Question: who did cubs beat to get to world series
[{'answer': 'Los Angeles Dodgers', 'provenance': [{'wikipedia_id': '46779328', 'title': '2016 World Series', 'start_paragraph_id': 7, 'start_character': 624, 'end_paragraph_id': 7, 'end_character': 643, 'bleu_score': 1.0, 'section': 'Section::::Background.:Chicago Cubs.\n'}]}]