Question: where was sherlock holmes hound of the baskervilles filmed
[{'answer': 'South Wales', 'provenance': [{'wikipedia_id': '34318430', 'title': 'The Hounds of Baskerville', 'start_paragraph_id': 3, 'start_character': 536, 'end_paragraph_id': 3, 'end_character': 547, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Dartmoor', 'provenance': [{'wikipedia_id': '34318430', 'title': 'The Hounds of Baskerville', 'start_paragraph_id': 2, 'start_character': 246, 'end_paragraph_id': 2, 'end_character': 254, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '34318430', 'title': 'The Hounds of Baskerville', 'start_paragraph_id': 28, 'start_character': 0, 'end_paragraph_id': 28, 'end_character': 922, 'bleu_score': 0.9875383322810981, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18017474021350962433}, 'section': 'Section::::Production.:Filming and effects.\n'}]}]