Question: when did arvs become available in south africa
[{'answer': 'April 2004', 'provenance': [{'wikipedia_id': '42282009', 'title': 'HIV/AIDS denialism in South Africa', 'start_paragraph_id': 38, 'start_character': 120, 'end_paragraph_id': 38, 'end_character': 130, 'bleu_score': 1.0, 'section': 'Section::::Timeline.:2004.:April.\n'}]}, {'provenance': [{'wikipedia_id': '42282009', 'title': 'HIV/AIDS denialism in South Africa', 'start_paragraph_id': 38, 'start_character': 0, 'end_paragraph_id': 38, 'end_character': 265, 'bleu_score': 0.955027111100031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2113097517778215258}, 'section': 'Section::::Timeline.:2004.:April.\n'}]}]