Question: what is the latest version of apple tv
[{'answer': 'fifth generation'}, {'answer': 'Apple TV 4K', 'provenance': [{'wikipedia_id': '6963544', 'title': 'Apple TV', 'start_paragraph_id': 30, 'start_character': 74, 'end_paragraph_id': 30, 'end_character': 85, 'bleu_score': 1.0, 'section': 'Section::::History.:4th and 5th generation.\n'}]}, {'provenance': [{'wikipedia_id': '6963544', 'title': 'Apple TV', 'start_paragraph_id': 30, 'start_character': 0, 'end_paragraph_id': 30, 'end_character': 574, 'bleu_score': 0.7765037257471831, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14964190789260988402}, 'section': 'Section::::History.:4th and 5th generation.\n'}]}]