Question: where was the original picnic at hanging rock filmed
[{'answer': 'Hanging Rock in Victoria', 'provenance': [{'wikipedia_id': '5878044', 'title': 'Picnic at Hanging Rock (film)', 'start_paragraph_id': 43, 'start_character': 95, 'end_paragraph_id': 43, 'end_character': 119, 'bleu_score': 1.0, 'section': 'Section::::Production.:Filming.\n'}]}, {'answer': 'Martindale Hall near Mintaro in rural South Australia'}, {'answer': 'the studio of the South Australian Film Corporation in Adelaide'}, {'provenance': [{'wikipedia_id': '5878044', 'title': 'Picnic at Hanging Rock (film)', 'start_paragraph_id': 43, 'start_character': 0, 'end_paragraph_id': 43, 'end_character': 246, 'bleu_score': 0.9466178497997021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6660338503276505577}, 'section': 'Section::::Production.:Filming.\n'}]}]