Perhaps you’ve read about the related entities patent which was recently granted to Google, or perhaps you haven’t yet. You should read Dave Davies post about it on
What is a patent? Why is it important?
Google applies for a lot of patents. When the patent is granted, it gives us information on how they engineer their search engine. If you’re interested in that kind of thing, you should check out Bill Slawski’s site SEO by the Sea. This specific patent about related entities implies that related entities, related content, …read more