Question: who lit the torch for the 2018 winter olympics
[{'answer': 'figure skater Yuna Kim', 'provenance': [{'wikipedia_id': '51310945', 'title': '2018 Winter Olympics torch relay', 'start_paragraph_id': 1, 'start_character': 629, 'end_paragraph_id': 1, 'end_character': 651, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '51310945', 'title': '2018 Winter Olympics torch relay', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 651, 'bleu_score': 0.878799107282852, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17522608901226521204}, 'section': 'Section::::Abstract.'}]}]