1111X2X2X1XX2222
1111X2X221XX2122
1211X2X112X1X222
X11112X12XX22X22
X11112X22XX22222
X1X112112X212X22
X1X12212X1212X22
XX1112212211X222
XX11X2X21XX22222
XX11X2211211X222
2111X2X2211XX222
2111X2X22X1X1222
2111X2212XXX1122
211122X1X1XX1122
2X11X22X21X2X222
2211X2212XXX1122
