Question: when was the first hard disk is made available for macintosh computers
[{'answer': 'September 17 , 1985', 'provenance': [{'wikipedia_id': '14544999', 'title': 'Hard Disk 20', 'start_paragraph_id': 1, 'start_character': 140, 'end_paragraph_id': 1, 'end_character': 159, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '14544999', 'title': 'Hard Disk 20', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 650, 'bleu_score': 0.9810405040225261, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2481768504831432876}, 'section': 'Section::::Abstract.'}]}]