I feel like Linked Data Fragments provides a solution to this: http://linkeddatafragments.org/ http://linkeddatafragments.org/ You're effectively crawling port

I feel like Linked Data Fragments provides a solution to this: http://linkeddatafragments.org/ http://linkeddatafragments.org/ You're effectively crawling portions of the web based on your query, at runtime! It's a pretty neat technique. But you obviously have to trust the sources and the links to provide you with relevant data.