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49 29 7 49 29 8 49 29 9 49 30 0 49 30 1 49 30 2 49 30 3 49 30 4 49 30 5 49 30 6 49 30 7 49 30 8 49 30 9 49 31 0 49 31 1 49 31 2 49 31 3 49 31 4 49 31 5 49 31 6 49 31 7 49 31 8 49 31 9 20590 20589 20588 20587 20586 20585 20584 20583 20582 20581 20580 20579 20578 20577 20576 20575 20574 20573 20572 20571 20570 20569

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