????????
      +---------
GGPQQ | EUGLQPQE
       -LEQNN
        =====
        YQMWWP
       -YGEEUP
        ======
         YNEYHQ
        -YLPHXM
         ======
          YWHHEE
         -YUHLNL
          ======
          ??????

base: 13
letters: EGHLMNPQTUWXY
difficulty: hard
missing: T