Question: when did big little lies start on prime nz
[{'answer': 'February 20 , 2017', 'provenance': [{'wikipedia_id': '46649377', 'title': 'Big Little Lies (TV series)', 'start_paragraph_id': 71, 'start_character': 155, 'end_paragraph_id': 71, 'end_character': 173, 'bleu_score': 1.0, 'section': 'Section::::Release.:Broadcast.\n'}]}, {'provenance': [{'wikipedia_id': '46649377', 'title': 'Big Little Lies (TV series)', 'start_paragraph_id': 71, 'start_character': 112, 'end_paragraph_id': 71, 'end_character': 272, 'bleu_score': 0.8196189957582151, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1987523399004649433}, 'section': 'Section::::Release.:Broadcast.\n'}]}]