arangosh> var examples = require("org/arangodb/graph-examples/example-graph.js");
arangosh> var graph = examples.loadGraph("routeplanner");
arangosh> graph._getConnectingEdges({isCapital : true}, {isCapital : true});
[ 
  { 
    "_id" : "germanHighway/1653404555", 
    "_key" : "1653404555", 
    "_rev" : "1653404555", 
    "_from" : "germanCity/Berlin", 
    "_to" : "germanCity/Cologne", 
    "distance" : 850 
  }, 
  { 
    "_id" : "germanHighway/1653601163", 
    "_key" : "1653601163", 
    "_rev" : "1653601163", 
    "_from" : "germanCity/Berlin", 
    "_to" : "germanCity/Hamburg", 
    "distance" : 400 
  }, 
  { 
    "_id" : "internationalHighway/1654453131", 
    "_key" : "1654453131", 
    "_rev" : "1654453131", 
    "_from" : "germanCity/Berlin", 
    "_to" : "frenchCity/Lyon", 
    "distance" : 1100 
  }, 
  { 
    "_id" : "internationalHighway/1654649739", 
    "_key" : "1654649739", 
    "_rev" : "1654649739", 
    "_from" : "germanCity/Berlin", 
    "_to" : "frenchCity/Paris", 
    "distance" : 1200 
  }, 
  { 
    "_id" : "frenchHighway/1654125451", 
    "_key" : "1654125451", 
    "_rev" : "1654125451", 
    "_from" : "frenchCity/Paris", 
    "_to" : "frenchCity/Lyon", 
    "distance" : 550 
  }, 
  { 
    "_id" : "internationalHighway/1655436171", 
    "_key" : "1655436171", 
    "_rev" : "1655436171", 
    "_from" : "germanCity/Cologne", 
    "_to" : "frenchCity/Paris", 
    "distance" : 550 
  }, 
  { 
    "_id" : "internationalHighway/1654846347", 
    "_key" : "1654846347", 
    "_rev" : "1654846347", 
    "_from" : "germanCity/Hamburg", 
    "_to" : "frenchCity/Paris", 
    "distance" : 900 
  } 
]