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13 51 9 13 52 0 13 52 1 13 52 2 13 52 3 13 52 4 13 52 5 13 52 6 13 52 7 13 52 8 13 52 9 13 53 0 13 53 1 13 53 2 13 53 3 13 53 4 13 53 5 13 53 6 13 53 7 13 53 8 13 53 9 13 54 0 13 54 1 54499 54498 54497 54496 54495 54494 54493 54492 54491 54490 54489 54488 54487 54486 54485 54484 54483 54482 54481 54480 54479 54478

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