Question: what river was used in the movie deliverance
[{'answer': 'the Chattooga River', 'provenance': [{'wikipedia_id': '101899', 'title': 'Deliverance', 'start_paragraph_id': 24, 'start_character': 153, 'end_paragraph_id': 24, 'end_character': 172, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}, {'provenance': [{'wikipedia_id': '101899', 'title': 'Deliverance', 'start_paragraph_id': 24, 'start_character': 0, 'end_paragraph_id': 24, 'end_character': 328, 'bleu_score': 0.9603762111511761, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14675730862711876873}, 'section': 'Section::::Production.\n'}]}]