Describir: The construction of Gothic cathedrals :

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