Regions Map
Coordinate
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21
37
0
21
37
1
21
37
2
21
37
3
21
37
4
21
37
5
21
37
6
21
37
7
21
37
8
21
37
9
21
38
0
21
38
1
21
38
2
21
38
3
21
38
4
21
38
5
21
38
6
21
38
7
21
38
8
21
38
9
21
39
0
21
39
1
21
39
2
21
39
3
21
39
4
21
39
5
21
39
6
21
39
7
21
39
8
21
39
9
21
40
0
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid