Question: who sang the song i was country when country wasn't cool
[{'answer': 'Barbara Mandrell', 'provenance': [{'wikipedia_id': '15436818', 'title': "I Was Country When Country Wasn't Cool", 'start_paragraph_id': 1, 'start_character': 135, 'end_paragraph_id': 1, 'end_character': 151, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '15436818', 'title': "I Was Country When Country Wasn't Cool", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 561, 'bleu_score': 0.8654829975186321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8192253718846259810}, 'section': 'Section::::Abstract.'}]}]