Question: What was a landmark case regarding the practice of zoning and property rights, Arizona v. United States or Dolan v. City of Tigard ?
{'answer': 'Dolan v. City of Tigard', 'supporting_facts': [['Dolan v. City of Tigard', 0], ['Dolan v. City of Tigard', 1], ['Arizona v. United States', 0]]}