Thanks for those links. Looks like GROK is dead - but it may work still for my purposes.
2 more links:
- http://classifier4j.sourceforge.net/
- http://www.corporasoftware.com/products/summarize.aspx
The Attempto Controlled English is an interesting concept: as it's a completely reverse way of looking at the problem. Not really practical for what I am trying to do.
@mmattax As for the suggestion of taking a few sentences - I'm not trying to present a summary: otherwise that would be a nice judo solution. I'm looking to actually summarize the content to use for other evaluation purposes.