Sorry Garry! I guess I don't get notifications for comments. Not at the moment. It is possible, just a bit onerous.
The project is open source here: https://github.com/EricZinda/Perplexity
With install instructions here: https://blog.inductorsoftware.com/Perplexity/home/pxHowTo/pxHowTo012Install/
Just follow instructions for "Run the ESL Restaurant" sample