Question: who pitched the only perfect game in world series history
[{'answer': 'Don Larsen', 'provenance': [{'wikipedia_id': '34644775', 'title': "Don Larsen's perfect game", 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 10, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '34644775', 'title': "Don Larsen's perfect game", 'start_paragraph_id': 1, 'start_character': 28, 'end_paragraph_id': 1, 'end_character': 823, 'bleu_score': 0.9221024155086971, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17786785887871969273}, 'section': 'Section::::Abstract.'}]}]