This code is is based on
- http://joshbohde.com/blog/document-summarization
- https://github.com/johnymontana/nlp-graph-notebooks
- http://www.lyonwj.com/2015/06/16/nlp-with-neo4j/
where code has been updated to work with Python3, the current version of Neo4J and Py2Neo