I remember the natural language interface in Q&A by Symantec worked pretty well. I was using it in the very early 1990s. https://en.wikipedia.org/wiki/Q%26A_(S

I remember the natural language interface in Q&A by Symantec worked pretty well. I was using it in the very early 1990s. https://en.wikipedia.org/wiki/Q%26A_(Symantec) https://en.wikipedia.org/wiki/Q%26A_(Symantec)