Regions Map
Coordinate
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28
19
0
28
19
1
28
19
2
28
19
3
28
19
4
28
19
5
28
19
6
28
19
7
28
19
8
28
19
9
28
20
0
28
20
1
28
20
2
28
20
3
28
20
4
28
20
5
28
20
6
28
20
7
28
20
8
28
20
9
28
21
0
28
21
1
28
21
2
28
21
3
28
21
4
28
21
5
28
21
6
28
21
7
28
21
8
28
21
9
28
22
0
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
1979
1978
1977
1976
1975
1974
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid