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   _____     ___      _____     ______    ______  
  / ___//   / _ \\   / ____||  /_   _//  /_   _// 
  \___ \\  | / \ || / //---`'   -| ||-   `-| |,-  
  /    //  | \_/ || \ \\___     _| ||_     | ||   
 /____//    \___//   \_____||  /_____//    |_||   
`-----`     `---`     `----`   `-----`     `-`'

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Text this: Air Indexes for Spatial Databases