????????
      +---------
FCJJJ | JAPQQTPF
       -FCJJJ
        =====
        PJQJJT
       -PFFPCT
        ======
         PAFJCP
        -PFFPCT
         ======
          FCPTFF
         -PQFTTM
          ======
          ??????

base: 8
letters: ACFJMPQT
difficulty: intermediate