That was the plan at first, but I wanted even oddly specific requests to return something somewhat reasonable, so I went with a word analysis method that associ

That was the plan at first, but I wanted even oddly specific requests to return something somewhat reasonable, so I went with a word analysis method that associates certain words with filters that are added from right to left. Not nearly as neat or all-encompassing as something like what you describe, but it does allow me a bit more control over how different words affect the output.