Regions Map
Coordinate
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23
18
0
23
18
1
23
18
2
23
18
3
23
18
4
23
18
5
23
18
6
23
18
7
23
18
8
23
18
9
23
19
0
23
19
1
23
19
2
23
19
3
23
19
4
23
19
5
23
19
6
23
19
7
23
19
8
23
19
9
23
20
0
23
20
1
23
20
2
23
20
3
23
20
4
23
20
5
23
20
6
23
20
7
23
20
8
23
20
9
23
21
0
1999
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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