Question: who wrote the song st elmo's fire
[{'answer': 'David Foster', 'provenance': [{'wikipedia_id': '5482880', 'title': "St. Elmo's Fire (Man in Motion)", 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'John Parr', 'provenance': [{'wikipedia_id': '5482880', 'title': "St. Elmo's Fire (Man in Motion)", 'start_paragraph_id': 1, 'start_character': 62, 'end_paragraph_id': 1, 'end_character': 71, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]