1X2211X1121X2122
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X1XX11X1XX1X2122
2X122121X11X2122
12XX21X1121X2122
221111X1211X2122
1111X1X12X112122
112X21X121122122
1XXXX1211X122122
12X2X1X1X1112122
22XX21112X112122
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XX1121X1XX122122
1X11211111112122
XXXX1121X2112122
X111X121X1122122
1X111121X11X2122
2222X12122122122
X21211211X112122
211X111112122122
X221111111122122
XX2121212X1X2122
21X2X1211X112122
2XX1X111X21X2122
21X211112X122122
