What city primarily has canals and uses gondolas as the mode of transportation?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q641', 'id': 0, 'label': 'Venice'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q515', 'id': 1, 'label': 'city'}, {'type': 'INTERNAL', 'name_': 'Q2090', 'id': 2, 'label': 'Nuremberg'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q12284', 'id': 3, 'label': 'canal'}, {'type': 'INTERNAL', 'name_': 'Q2370609', 'id': 4, 'label': 'rio dei Tre Ponti'}, {'type': 'INTERNAL', 'name_': 'Q19660561', 'id': 5, 'label': 'The Bucintore Returning to the Molo on Ascension Day'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q182916', 'id': 6, 'label': 'gondola'}], 'links': [{'name_': 'P190', 'source': 2, 'target': 0, 'label': 'twinned administrative body'}, {'name_': 'P31', 'source': 2, 'target': 1, 'label': 'instance of'}, {'name_': 'P131', 'source': 4, 'target': 0, 'label': 'located in the administrative territorial entity'}, {'name_': 'P31', 'source': 4, 'target': 3, 'label': 'instance of'}, {'name_': 'P180', 'source': 5, 'target': 0, 'label': 'depicts'}, {'name_': 'P180', 'source': 5, 'target': 6, 'label': 'depicts'}]}