___ ___ ___
   /___/___/___/|
  /___/___/___/||
 /___/___/__ /|/|   
|   |　　|　　| /|  
|___|___|___|/|/|     
|　 |　 |　 | /||     
|___|___|___|/|/      
|　 |　 |　　| /
|___|___|___|/