code: function isInbound(network, id) {
    for( var i = 0; i < network.edge.in.length; i++ ) {
      if(id === network.edge.out[i].properties.hobbes.id) {
        return true;
      }
    }
  
    return false;
  }
docs: /*
  These are network utilities that should be added to the HNF
  functions, but only when you return a split, so I don't know about that.