Question: when did anchor butter stop being from new zealand
[{'answer': 'August 2012', 'provenance': [{'wikipedia_id': '673586', 'title': 'Anchor (brand)', 'start_paragraph_id': 30, 'start_character': 79, 'end_paragraph_id': 30, 'end_character': 90, 'bleu_score': 1.0, 'section': 'Section::::Outside New Zealand.\n'}]}, {'provenance': [{'wikipedia_id': '673586', 'title': 'Anchor (brand)', 'start_paragraph_id': 30, 'start_character': 0, 'end_paragraph_id': 30, 'end_character': 218, 'bleu_score': 0.87175718847472, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11634623399076141913}, 'section': 'Section::::Outside New Zealand.\n'}]}]