Question: when was top of the lake season 2 filmed
[{'answer': 'December 2015', 'provenance': [{'wikipedia_id': '38866302', 'title': 'Top of the Lake', 'start_paragraph_id': 72, 'start_character': 301, 'end_paragraph_id': 72, 'end_character': 314, 'bleu_score': 1.0, 'section': 'Section::::Production.:"Top of the Lake: China Girl".\n'}]}, {'provenance': [{'wikipedia_id': '38866302', 'title': 'Top of the Lake', 'start_paragraph_id': 72, 'start_character': 0, 'end_paragraph_id': 72, 'end_character': 314, 'bleu_score': 0.916705652864192, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17787442207969306548}, 'section': 'Section::::Production.:"Top of the Lake: China Girl".\n'}]}]