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15 37 9 15 38 0 15 38 1 15 38 2 15 38 3 15 38 4 15 38 5 15 38 6 15 38 7 15 38 8 15 38 9 15 39 0 15 39 1 15 39 2 15 39 3 15 39 4 15 39 5 15 39 6 15 39 7 15 39 8 15 39 9 15 40 0 15 40 1 52810 52809 52808 52807 52806 52805 52804 52803 52802 52801 52800 52799 52798 52797 52796 52795 52794 52793 52792 52791 52790 52789

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