Question: when was the song my heart will go on written
[{'answer': '1997', 'provenance': [{'wikipedia_id': '923235', 'title': 'My Heart Will Go On', 'start_paragraph_id': 2, 'start_character': 95, 'end_paragraph_id': 2, 'end_character': 99, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]