TEI

TEI - Text Encoding Initiave

Main Site:

http://www.tei-c.org/P4X/GD.html

Short Example:


<graph type='undirected'
       id='CUG1'
       label='Airline Connections in Southwestern USA'
       order='5'
       size='4'>
  <node label='LAX' id='LAX' degree='2'/>
  <node label='LVG' id='LVG' degree='2'/>
  <node label='PHX' id='PHX' degree='3'/>
  <node label='TUS' id='TUS' degree='1'/>
  <node label='CIB' id='CIB' degree='0'/>
  <arc  from='LAX' to='LVG'/>
  <arc  from='LAX' to='PHX'/>
  <arc  from='LVG' to='PHX'/>
  <arc  from='PHX' to='TUS'/>
  </graph>