HPLQ
      +---------
HHYRW | MJRRLGRH
       -WMYHY
        =====
         JMGPG
        -QQMWL
         =====
         PHGHYR
        -PGPYXJ
         ======
          GWWRLH
         -GJWMQM
          ======
            MYXR

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