????????
      +---------
TRJME | JMMHMXTF
       -TRJME
        =====
         RXJRX
        -RRLQF
         =====
          QEJTT
         -TRJME
          =====
          TMYYEF
         -MNLUJQ
          ======
          ??????

base: 14
letters: EFGHJLMNQRTUXY
difficulty: medium
missing: G