Question: who wrote the words to the song amazing grace
[{'answer': 'John Newton', 'provenance': [{'wikipedia_id': '1395', 'title': 'Amazing Grace', 'start_paragraph_id': 1, 'start_character': 125, 'end_paragraph_id': 1, 'end_character': 136, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1395', 'title': 'Amazing Grace', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 136, 'bleu_score': 0.7608566262731651, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13533338551137081902}, 'section': 'Section::::Abstract.'}]}]