Question: who sang the opening line of do they know it's christmas 1989
[{'answer': 'Kylie Minogue', 'provenance': [{'wikipedia_id': '848102', 'title': "Do They Know It's Christmas?", 'start_paragraph_id': 22, 'start_character': 245, 'end_paragraph_id': 22, 'end_character': 258, 'bleu_score': 1.0, 'section': 'Section::::Style and content.\n'}]}, {'provenance': [{'wikipedia_id': '848102', 'title': "Do They Know It's Christmas?", 'start_paragraph_id': 22, 'start_character': 0, 'end_paragraph_id': 22, 'end_character': 464, 'bleu_score': 0.976327165973018, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9459455133090813766}, 'section': 'Section::::Style and content.\n'}]}]