Question: when did new zealand become a british colony
[{'answer': '1841', 'provenance': [{'wikipedia_id': '35546258', 'title': 'Colony of New Zealand', 'start_paragraph_id': 1, 'start_character': 80, 'end_paragraph_id': 1, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '35546258', 'title': 'Colony of New Zealand', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 495, 'bleu_score': 0.8037265749958511, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9970365626019465787}, 'section': 'Section::::Abstract.'}]}]