Question: who sang the song queen of my heart
[{'answer': 'Westlife', 'provenance': [{'wikipedia_id': '6754811', 'title': 'Queen of My Heart', 'start_paragraph_id': 1, 'start_character': 125, 'end_paragraph_id': 1, 'end_character': 133, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]