{

   "directory": "/home/osm-planet/osm-extract/", 
   "extracts": [ 
     {
        "output": "belgium_flanders_europe/belgium_flanders_europe.pbf", 
        "polygon": { "file_name" : "/home/osm-planet/osm-extract/belgium_flanders_europe/belgium_flanders_europe.poly" } 
     },
     {
        "output": "belgium_wallonia_europe/belgium_wallonia_europe.pbf", 
        "polygon": { "file_name" : "/home/osm-planet/osm-extract/belgium_wallonia_europe/belgium_wallonia_europe.poly" } 
     }
]}