Question: who wrote the song say you won't let go
[{'answer': 'James Arthur', 'provenance': [{'wikipedia_id': '51574370', 'title': "Say You Won't Let Go", 'start_paragraph_id': 1, 'start_character': 66, 'end_paragraph_id': 1, 'end_character': 78, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Neil Ormandy'}, {'answer': 'Steve Solomon'}]