arangosh> var examples = require("org/arangodb/graph-examples/example-graph.js");
arangosh> var graph = examples.loadGraph("social");
arangosh> var query = graph._edges({type: "married"});
arangosh> query.vertices({name: "Alice"}).toArray();
[ 
  { 
    "_id" : "female/alice", 
    "_key" : "alice", 
    "_rev" : "1510601611", 
    "name" : "Alice" 
  } 
]