Question: who surrendered in the battle of fort sumter
[{'answer': 'The Union garrison', 'provenance': [{'wikipedia_id': '339819', 'title': 'Battle of Fort Sumter', 'start_paragraph_id': 38, 'start_character': 0, 'end_paragraph_id': 38, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Surrender.\n'}]}, {'provenance': [{'wikipedia_id': '339819', 'title': 'Battle of Fort Sumter', 'start_paragraph_id': 38, 'start_character': 0, 'end_paragraph_id': 38, 'end_character': 977, 'bleu_score': 0.9450906239095601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5263945526604813025}, 'section': 'Section::::Surrender.\n'}]}]