???????
     +--------
LHMQ | RHQLWRU
      -LHMQ
       ====
       LMLWW
      -NRWLU
       =====
        NQHGR
       -NLLNR
        =====
         UNHMU
        -UURUL
         =====
         ?????

base: 9
letters: GHLMNQRUW
difficulty: intermediate