Question: who is the singer of waiting for love
[{'answer': 'Simon Aldred', 'provenance': [{'wikipedia_id': '46765341', 'title': 'Waiting for Love (Avicii song)', 'start_paragraph_id': 1, 'start_character': 159, 'end_paragraph_id': 1, 'end_character': 171, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '46765341', 'title': 'Waiting for Love (Avicii song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 374, 'bleu_score': 0.90919179139812, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14716840594349790081}, 'section': 'Section::::Abstract.'}]}]