Question: which of the following windows does not have start button
[{'answer': 'Windows 8', 'provenance': [{'wikipedia_id': '24806506', 'title': 'Windows 8', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 9, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '24806506', 'title': 'Windows 8', 'start_paragraph_id': 15, 'start_character': 0, 'end_paragraph_id': 15, 'end_character': 738, 'bleu_score': 0.983401048538667, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 359811387211974360}, 'section': 'Section::::Development history.:Previews.\n'}]}]