HJL
       +---------
JRJRUJ | LHRWRRLL
        -JRJRUJ
         ======
         GWLGGLL
        -GHAHJGU
         =======
          JHUAWLL
         -RLUAWRJ
          =======
           GUUUJR

base: 8
letters: AGHJLRUW
difficulty: intermediate
restrictions: no multiplication