[JesseAldridge]

What is Tree Notation? This is the first Google result: https://en.wikipedia.org/wiki/Newick_format

Also, what do you do if you want to put the same node in two different places in the tree? (i.e. you want a graph)

[breck]

http://treenotation.org/

For graph nodes I use an id.

  organization Microsoft
   hq Redmond

  language C#
   corporateSponsor Microsoft