YRLR
      +---------
RULJM | UUNTGJMH
       -UTGML
        =====
         TGPHJ
        -RULJM
         =====
         REHJYM
        -REMUNY
         ======
           RGUUH
          -RULJM
           =====
             PPR

base: 12
letters: EGHJLMNPRTUY
difficulty: intermediate