Question: when did the original africa song come out
[{'answer': '1982', 'provenance': [{'wikipedia_id': '22883449', 'title': 'Africa (Toto song)', 'start_paragraph_id': 1, 'start_character': 162, 'end_paragraph_id': 1, 'end_character': 166, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]