111XX11222122221
111XX1XXX2122121
111211X222122221
112X11X222122221
1122111XX2122121
1122X1X222122221
X11X111XX2122121
X11XX1X222122221
X112X11XX2122121
X12XX11XX2122121
X122111222122221
X12211XXX2122121
X2XX212XX11121M1
22XX2121X11121M1
XX1X112X2X1222M1
XX1XX12X2X1221M1
