????????
      +---------
ECTJQ | TCQFAFQA
       -ECTJQ
        =====
        EXCQQF
       -CPAEJA
        ======
          JAPEQ
         -QTFFX
          =====
           PEQQA
          -QTFFX
           =====
           ?????

base: 9
letters: ACEFJPQTX
difficulty: intermediate