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# node_to_nodename(+Graph, +Node, -NodeName)

Retrieves the name of a node

Graph
  a graph structure
Node
  an integer node number
NodeName
  ground data, usually node name

## Description

### Modes and Determinism

- node_to_nodename(+, +, -) is semidet

### Fail Conditions

Fails if no node name information is available

## See Also

nodes_to_nodenames / 3, nodename_to_node / 3, nodenames_to_nodes / 3