Question: what is the capital of south carolina usa
[{'answer': 'Columbia', 'provenance': [{'wikipedia_id': '57851', 'title': 'Columbia, South Carolina', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 8, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '57851', 'title': 'Columbia, South Carolina', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 581, 'bleu_score': 0.7364902875779681, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14276786506313840545}, 'section': 'Section::::Abstract.'}]}]