Question: who wrote the words to the new zealand national anthem
[{'answer': 'Thomas Bracken', 'provenance': [{'wikipedia_id': '18933208', 'title': 'God Defend New Zealand', 'start_paragraph_id': 3, 'start_character': 102, 'end_paragraph_id': 3, 'end_character': 116, 'bleu_score': 1.0, 'section': 'Section::::History and performance.\n'}]}]