Question: when was the last time baseball was in the olympics
[{'answer': '2008', 'provenance': [{'wikipedia_id': '1856192', 'title': 'Baseball at the Summer Olympics', 'start_paragraph_id': 1, 'start_character': 181, 'end_paragraph_id': 1, 'end_character': 185, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1856192', 'title': 'Baseball at the Summer Olympics', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 386, 'bleu_score': 0.5646283001686331, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5406989158806707867}, 'section': 'Section::::Abstract.'}]}]