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51 13 0 51 13 1 51 13 2 51 13 3 51 13 4 51 13 5 51 13 6 51 13 7 51 13 8 51 13 9 51 14 0 51 14 1 51 14 2 51 14 3 51 14 4 51 14 5 51 14 6 51 14 7 51 14 8 51 14 9 51 15 0 51 15 1 51 15 2 18548 18547 18546 18545 18544 18543 18542 18541 18540 18539 18538 18537 18536 18535 18534 18533 18532 18531 18530 18529 18528 18527

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