LTL
       +---------
UTYUMT | MFYUCGTH
        -EJYEEJ
         ======
         LXHEGLT
        -LXJLGXJ
         =======
           EJHMJH
          -EJYEEJ
           ======
             HCME

base: 12
letters: CEFGHJLMTUXY
difficulty: medium