5 19 0/1 name x y name x y ...;
The third token can be 0 or 1, but is unused. In releases prior to 3.1.5, a 0 value would disable the node map. In current releases, node mapping is always enabled.
The remainder of the line consists of triples containing an assigned name and a coordinate pair. The coordinates correspond to a device or subcircuit terminal connected to the assigned node, and serve as the reference to that node. See 4.11 for more information on node mapping.