Question: what is the latest version of visual basic .net
[{'answer': '2017', 'provenance': [{'wikipedia_id': '208996', 'title': 'Visual Basic .NET', 'start_paragraph_id': 128, 'start_character': 11, 'end_paragraph_id': 128, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Version history.:2015 (VB 14.0).\n'}]}, {'provenance': [{'wikipedia_id': '208996', 'title': 'Visual Basic .NET', 'start_paragraph_id': 130, 'start_character': 0, 'end_paragraph_id': 130, 'end_character': 140, 'bleu_score': 0.548663478481884, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18301405237660358596}, 'section': 'Section::::Version history.:2017 (VB 15.0).\n'}]}]