Text this: Two-echelon vehicle routing problem for post-disaster aid

  _____     _____                ___      _____   
 |__  //   |  ___||   ____      / _ \\   |__  //  
   / //    | ||__    |    \\   | / \ ||    / //   
  / //__   | ||__    | [] ||   | \_/ ||   / //__  
 /_____||  |_____||  |  __//    \___//   /_____|| 
 `-----`   `-----`   |_|`-`     `---`    `-----`  
                     `-`