Question: who wrote the song lord of the dance
[{'answer': 'Sydney Carter', 'provenance': [{'wikipedia_id': '1607205', 'title': 'Lord of the Dance (hymn)', 'start_paragraph_id': 1, 'start_character': 71, 'end_paragraph_id': 1, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1607205', 'title': 'Lord of the Dance (hymn)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 238, 'bleu_score': 0.9493253852526031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6229238862658236439}, 'section': 'Section::::Abstract.'}]}]