Question: who surrendered at the battle of fort sumter
[{'answer': 'Major Anderson', 'provenance': [{'wikipedia_id': '339819', 'title': 'Battle of Fort Sumter', 'start_paragraph_id': 3, 'start_character': 400, 'end_paragraph_id': 3, 'end_character': 414, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '339819', 'title': 'Battle of Fort Sumter', 'start_paragraph_id': 36, 'start_character': 0, 'end_paragraph_id': 36, 'end_character': 1012, 'bleu_score': 0.9721230586836851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4429741800948605517}, 'section': 'Section::::Surrender.\n'}]}]