Question: when do you start high school in korea
[{'answer': 'age 15 -- 17'}, {'provenance': [{'wikipedia_id': '1495964', 'title': 'Education in South Korea', 'start_paragraph_id': 71, 'start_character': 0, 'end_paragraph_id': 71, 'end_character': 1028, 'bleu_score': 0.8542949185039801, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6934471419706337832}, 'section': 'Section::::Secondary education.:High school.\n'}]}]