111111X1111X1212
X112X1X1111X1212
X11111X1221X1212
1112X1X1221X1212
111211X121XX1212
X111X1X121XX1212
X11211X112XX1212
1111X1X112XX1212
X11211X121121212
1111X1X121121212
111211X112121212
X111X1X112121212
X11111X111X21212
1112X1X111X21212
111111X122X21212
X112X1X122X21212
111111X1111X2212
