Question: where was tales from the green valley filmed
[{'answer': 'a small farm in Wales', 'provenance': [{'wikipedia_id': '21019495', 'title': 'Tales from the Green Valley', 'start_paragraph_id': 2, 'start_character': 35, 'end_paragraph_id': 2, 'end_character': 53, 'bleu_score': 0.668740304976422, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21019495', 'title': 'Tales from the Green Valley', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 302, 'bleu_score': 0.8958595874416141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13740220730602848941}, 'section': 'Section::::Abstract.'}]}]