????????
      +---------
GQQQG | CCRGLCWN
       - GQQQG
        ======
         QQTRQW
        -CYRRUY
         ======
          RRGNUN
         -WNNNGN
          ======
          ??????

base: 12
letters: CGHJLNQRTUWY
missing: J H
difficulty: intermediate
hints: J << H