FORM A FFTTT FTFTF DDABC AABCC AADEC BCCCE AAC*D ADBB
FORM B FTFTF TFFTF DECCD AC*CE BACCB BBABC CADAD AADC
FORM C TFFTF FTFTF BBC*C CAABB BBABD AECCE CCDBD DDBA
FORM D TFFTF TTFFF BDEBB DCABA DADAE BDCCC CAABC CD*A