Question: who won the african cup of nations 2015
[{'answer': 'The Ivory Coast', 'provenance': [{'wikipedia_id': '29015327', 'title': '2015 Africa Cup of Nations', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '29015327', 'title': '2015 Africa Cup of Nations', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 293, 'bleu_score': 0.8879659171421961, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10122846976198273531}, 'section': 'Section::::Abstract.'}]}]