Question: when did cleveland last won the world series
[{'answer': '1948', 'provenance': [{'wikipedia_id': '6652', 'title': 'Cleveland Indians', 'start_paragraph_id': 1, 'start_character': 462, 'end_paragraph_id': 1, 'end_character': 466, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6652', 'title': 'Cleveland Indians', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 658, 'bleu_score': 0.7803128238774031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13050963234313516481}, 'section': 'Section::::Abstract.'}]}]