oooooooooooo  oooooooooo.   ooooooooooooo     oooo  oooooooooo.        .ooo   
 d'""""""d888'  `888'   `Y8b  8'   888   `8     `888  `888'   `Y8b     .88'     
       .888P     888     888       888           888   888      888   d88'      
      d888'      888oooo888'       888           888   888      888  d888P"Ybo. 
    .888P        888    `88b       888           888   888      888  Y88[   ]88 
   d888'    .P   888    .88P       888           888   888     d88'  `Y88   88P 
 .8888888888P   o888bood8P'       o888o      .o. 88P  o888bood8P'     `88bod8'  
                                             `Y888P