A1 ["Nodes_A.csv"] A2 ["Nodes_A.csv"] A3 ["Nodes_A.csv"] ["Contact.csv"] ["Contact.csv"] 0 false ["Distance.csv"] ["Distance.csv"] 5 true Distance.csv ["Distance.csv"] ["Contact.csv","Distance.csv"] ["Contact.csv","Distance.csv"] 6 true Distance.csv ["Distance.csv"]