case 1:
return new EmptyBuildingLot(platmap, chunkX, chunkZ);
case 2:
return new StoreBuildingLot(platmap, chunkX, chunkZ);
case 3:
return new LibraryBuildingLot(platmap, chunkX, chunkZ);
// case 4:
// return new ApartmentBuildingLot(platmap, chunkX, chunkZ);
// case 5:
// return new BankBuildingLot(platmap, chunkX, chunkZ);
// case 6: