**What is this? The answer consist of three words.**


    → • ←

 
    < ▢ ▭     ▭
  
    < ▭ ▢     <   
    
    ▢ < ▭     ▢
   
    ▢ ▭ <     <
   
    ▭ ▢ <     ▭
    
    ▭ < ▢     ▢