1X1X2XX1X1212211
1X122112X1212211
121X2X12X1212211
121221X1X1212211
1X1X21X2XX212211
1X1X2X12XX212211
1X1221X1XX212211
1X122X11XX212211
121X2111XX212211
121X2XX1XX212211
12122112XX212211
12122XX2XX212211
1X1X2111X2212211
1X122XX2X2212211
121X21X2X2212211
12122X11X2212211
