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56 86 9 56 87 0 56 87 1 56 87 2 56 87 3 56 87 4 56 87 5 56 87 6 56 87 7 56 87 8 56 87 9 56 88 0 56 88 1 56 88 2 56 88 3 56 88 4 56 88 5 56 88 6 56 88 7 56 88 8 56 88 9 56 89 0 56 89 1 11650 11649 11648 11647 11646 11645 11644 11643 11642 11641 11640 11639 11638 11637 11636 11635 11634 11633 11632 11631 11630 11629

= Free Coordinate    = Occupied(Single Region)     = Occupied (Var Region)     = Center of the grid