Question: where did the original texas chainsaw massacre happen
[{'answer': 'Round Rock , Texas ,', 'provenance': [{'wikipedia_id': '29781', 'title': 'The Texas Chain Saw Massacre', 'start_paragraph_id': 18, 'start_character': 90, 'end_paragraph_id': 18, 'end_character': 114, 'bleu_score': 1.0, 'section': 'Section::::Production.:Filming.\n'}]}, {'provenance': [{'wikipedia_id': '29781', 'title': 'The Texas Chain Saw Massacre', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 724, 'bleu_score': 0.9853469949554711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7541980972911010846}, 'section': 'Section::::Production.:Filming.\n'}]}]