???????
      +--------
GTQQG | TUYUMHM
       -NEYGM
        =====
        GEHHWH
       -GMUGXQ
        ======
         ULQFJM
        -UTELEY
         ======
         ??????

base: 14
letters: EFGHJLMNQTUWXY
difficulty: hard
hints: Y << E, F << E