S  S   S   S   S      SS    SSSS     AA    AAAAS
4                     6              5



SSSSS            A AAAAAS    SS    S         SS
5                4                 5         4



SSS   SS  SS    A  AAAAAAAS     SSSSS   S
5               4               4       5



SSS SSSS   A AAA AAAAS   SS   S      SS
5          4             4    5      4



SSSSS   SS  SSS SS  AA     SSSSS   S
5       6           5      4       5



SSS  SS      A A      AAAAASS    SS   SS   S      SS
5            4                        4    5      4