{'international waterways': [0, 0, 0, 1], 'suez canal': [2, 1, 0, 3], 'panama canal': [2, 0, 1, 0], 'rhine river': [1, 0, 0, 1], 'denube river': [0, 0, 0, 1], 'lock': [0, 0, 0, 1]}