{
  "street_nodes":{
    "O1":[3.3,3.5],
    "N1":[6.3,3.5],
    "NT":[6.3,0],
    "O2":[3.3,0],
    "N2":[10.3,3.5],
    "N3": [15.4,3.5],
    "N4":[17.9,3.5],
    "N5":[10.3,17.7],
    "N6":[15.3,17.7],
    "N7":[18.3,17.7],
    "N8":[10.3,-0.18],
    "N11":[18.8,3.5]
    
  },
  
  "space_nodes":{
  	"A1":[15.4,9,"N3"],
  	"A":[15.4,7.5,"N3"],
  	"A2":[15.4,6,"N3"],
  	"B1":[15.3,12.2,"N6"],
  	"B":[15.3,13.7,"N6"],
  	"B2":[15.3,15.2,"N6"]
  },
  "roads":{
    "road1":["O1","N1","N2","N3","N4","N11"],
    "conn1":["NT","N1"],
    "conn2":["NT","O2"],
    "road2":["N8","N5","N2"],
    "road3":["N5","N6","N7"],
    "road_A":["A1","A","A2","N3"],
    "road_B":["B1","B","B2","N6"]
  }
}