C   Cbc C   Cbc C   Cbc C   Cbc
Cbc C   Cbc C   Cbc C   Cbc C
C   Cbc C   Cbc C   Cbc C   Cbc
C   C   C   C   C   C   C   C
C   C   C   C   C   C   C   C
Cwc C   Cwc C   Cwc C   Cwc C
C   Cwc C   Cwc C   Cwc C   Cwc
Cwc C   Cwc C   Cwc C   Cwc C