Question: how many gold medals did nz win in the 2018 commonwealth
[{'answer': '46', 'provenance': [{'wikipedia_id': '53321910', 'title': 'New Zealand at the 2018 Commonwealth Games', 'start_paragraph_id': 2, 'start_character': 31, 'end_paragraph_id': 2, 'end_character': 33, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]