arangosh> var examples = require("org/arangodb/graph-examples/example-graph.js");
arangosh> var g = examples.loadGraph("routeplanner");
arangosh> g._distanceTo([{_id: 'germanCity/Cologne'},{_id: 'germanCity/Munich'}], 'frenchCity/Lyon',
........> {weight : 'distance'});
[ 
  { 
    "startVertex" : "germanCity/Cologne", 
    "vertex" : "frenchCity/Lyon", 
    "distance" : 1 
  } 
]