Question: who won medals in mens skating 2018 olympics
[{'answer': 'Yuzuru Hanyu', 'provenance': [{'wikipedia_id': '56221004', 'title': "Figure skating at the 2018 Winter Olympics – Men's singles", 'start_paragraph_id': 4, 'start_character': 46, 'end_paragraph_id': 4, 'end_character': 58, 'bleu_score': 1.0, 'section': 'Section::::Summary.\n'}]}, {'answer': 'Shoma Uno', 'provenance': [{'wikipedia_id': '56221004', 'title': "Figure skating at the 2018 Winter Olympics – Men's singles", 'start_paragraph_id': 4, 'start_character': 187, 'end_paragraph_id': 4, 'end_character': 196, 'bleu_score': 1.0, 'section': 'Section::::Summary.\n'}]}, {'answer': 'Javier Fernández', 'provenance': [{'wikipedia_id': '56221004', 'title': "Figure skating at the 2018 Winter Olympics – Men's singles", 'start_paragraph_id': 4, 'start_character': 231, 'end_paragraph_id': 4, 'end_character': 247, 'bleu_score': 1.0, 'section': 'Section::::Summary.\n'}]}]