Regions Map
Coordinate
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21
27
7
21
27
8
21
27
9
21
28
0
21
28
1
21
28
2
21
28
3
21
28
4
21
28
5
21
28
6
21
28
7
21
28
8
21
28
9
21
29
0
21
29
1
21
29
2
21
29
3
21
29
4
21
29
5
21
29
6
21
29
7
21
29
8
21
29
9
21
30
0
21
30
1
21
30
2
21
30
3
21
30
4
21
30
5
21
30
6
21
30
7
7228
7227
7226
7225
7224
7223
7222
7221
7220
7219
7218
7217
7216
7215
7214
7213
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid