Question: Did man-made modifications to Conewago Canal and Tennessee–Tombigbee Waterway assist in navigating these passages?
{'answer': 'yes', 'supporting_facts': [['Conewago Canal', 3], ['Conewago Canal', 4], ['Conewago Canal', 5], ['Tennessee–Tombigbee Waterway', 1], ['Tennessee–Tombigbee Waterway', 2]]}