????????
      ----------
WJQNT ) XTWLHMJM
       -NYXLL
        =====
        LTUETM
       -TQYMJJ
        ======
         LUNNYJ
        -LHJWEU
         ======
          WLWQYM
         -HXQPQQ
          ======
          ??????

base: 14
symbols: EHJLMNPQRTUWXY
difficulty: medium
missing: R