Question: when is the womens ice skating for the olympics
[{'answer': '21 February', 'provenance': [{'wikipedia_id': '56228321', 'title': "Figure skating at the 2018 Winter Olympics – Ladies' singles", 'start_paragraph_id': 1, 'start_character': 167, 'end_paragraph_id': 1, 'end_character': 178, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '23 February', 'provenance': [{'wikipedia_id': '56228321', 'title': "Figure skating at the 2018 Winter Olympics – Ladies' singles", 'start_paragraph_id': 1, 'start_character': 213, 'end_paragraph_id': 1, 'end_character': 224, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '21 -- 23 February'}, {'provenance': [{'wikipedia_id': '56228321', 'title': "Figure skating at the 2018 Winter Olympics – Ladies' singles", 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7256620447392016085}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '56228321', 'title': "Figure skating at the 2018 Winter Olympics – Ladies' singles", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 224, 'bleu_score': 0.9493253852526031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7256620447392016085}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '56228321', 'title': "Figure skating at the 2018 Winter Olympics  Ladies' singles", 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The short program was held on 21 February, and the free skating was held on 23 February.', "The ladies' single figure skating competition of the 2018 Winter Olympics was held at the Gangneung Ice Arena in Gangneung, South Korea. The short program was held on 21 February, and the free skating was held on 23 February.\rhighlight sentence(s) containing evidence, not only the answer", "The ladies' single figure skating competition of the 2018 Winter Olympics was held at the Gangneung Ice Arena in Gangneung, South Korea. The short program was held on 21 February, and the free skating was held on 23 February.\rhighlight sentence(s) containing evidence, not only the answer"]}}]}]