netcdf UGRID/mesh-node-indices.nc {
  dimensions:
    nNodes = 1890;
    nFaces = 3289;
    maxNodesPerFace = 3;
  variables:
    double NodeX(nNodes=1890);
      :standard_name = "projection_x_coordinate";

    double NodeY(nNodes=1890);
      :standard_name = "projection_y_coordinate";

    int FaceNodeConnect(nFaces=3289, maxNodesPerFace=3);
      :cf_role = "face_node_connectivity";
      :start_index = 1.0; // double

    int Mesh;
      :cf_role = "mesh_topology";
      :topology_dimension = 2.0; // double
      :node_coordinates = "NodeX NodeY";
      :face_node_connectivity = "FaceNodeConnect";
      :node_dimension = "nNodes";
      :face_dimension = "nFaces";

    double NodeVal(nNodes=1890);
      :long_name = "mesh - node indices";

  // global attributes:
  :Conventions = "UGRID-1.0";
}