????????
      +---------
NWLGR | YWHYGGRG
       -YYGWWR
        ======
         LYGTER
        -LLNHHL
         ======
          HHERWG
         -HHLNNW
          ======
          ??????

base: 10
letters: EGHJLNRTWY
missing: J
difficulty: medium
hints: T << L, L << J