????????
      +---------
GWRHY | NXHUJLGW
       -GWRHY
        =====
        WTHPNL
       -ELLLJP
        ======
         ENRJEG
        -EUNLPE
         ======
          XXUJUW
         -WLJPHW
          ======
          ??????

base: 13
letters: EGHJLNPRTUWXY
difficulty: intermediate