AW*ANN
AW*NNN
AA*ANN
AA*NNN
AA*WAN
AW*AAN
AW*WAN
AW*WNN
AW*AN*
A*WNN
A*WWN
*AWA
AW*WWN
A*AWN
A*NNN
AA*AAN
AA*AWN
AA*WNN
AA*WWN