Question: who sang the original captain of her heart
[{'answer': 'Double', 'provenance': [{'wikipedia_id': '6405205', 'title': 'The Captain of Her Heart', 'start_paragraph_id': 1, 'start_character': 56, 'end_paragraph_id': 1, 'end_character': 62, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6405205', 'title': 'The Captain of Her Heart', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 394, 'bleu_score': 0.901803001226476, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12844765018209144497}, 'section': 'Section::::Abstract.'}]}]