1X1112X112X11212
212121212X211X12
2X11XX112X111112
2X111X212X211212
X2X1X211X2111112
111X22X12XX11X12
2X111221X2211112
XX1222X122X11X12
22X1X11122111X12
2X21X21122X11112
211X12X122X11X12
2X1212X1X2X11X12
X121X1112X111112
22X111211X211112
121X2XX12XX11112
2X122X1112X11212
