Describir: Part1: Frame structure, the Archetype of the Second Chicago School

  _____     ______    ______   _    _     _____      ___      _  _    _    _   
 / ____||  /_   _//  /_   _// | || | ||  |__  //    / _ \\   | \| || | || | || 
/ //---`'   -| ||-     | ||   | || | ||    / //    | / \ ||  |  ' || | || | || 
\ \\___     _| ||_    _| ||   | \\_/ ||   / //__   | \_/ ||  | .  || | \\_/ || 
 \_____||  /_____//  /__//     \____//   /_____||   \___//   |_|\_||  \____//  
  `----`   `-----`   `--`       `---`    `-----`    `---`    `-` -`    `---`