Question: when did new south wales last win the state of origin
[{'answer': '2018', 'provenance': [{'wikipedia_id': '1954843', 'title': 'State of Origin series', 'start_paragraph_id': 52, 'start_character': 3, 'end_paragraph_id': 52, 'end_character': 7, 'bleu_score': 1.0, 'section': 'Section::::History.:2010s.\n'}]}, {'provenance': [{'wikipedia_id': '1954843', 'title': 'State of Origin series', 'start_paragraph_id': 52, 'start_character': 0, 'end_paragraph_id': 52, 'end_character': 203, 'bleu_score': 0.6884782027519231, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13411156119440944677}, 'section': 'Section::::History.:2010s.\n'}]}]