MYR
      +---------
YLYME | MTELQUQY
       -EQQLYQ
        ======
         FQRCLQ
        -CFFQQC
         ======
          YEUYRY
         -FCMTYY
          ======
           LFLHU

base: 11
letters: CEFHLMQRTUY
difficulty: intermediate
restrictions: no multiplication