Question: who did the dodgers face in 1988 world series
[{'answer': 'Oakland Athletics', 'provenance': [{'wikipedia_id': '1218082', 'title': '1988 World Series', 'start_paragraph_id': 1, 'start_character': 232, 'end_paragraph_id': 1, 'end_character': 249, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]