Semantics is one of the unfortunate words that has been hijacked by everyday IT jargon. The link between the Semantic Web and semantic modelling is comparable to the link between C++ and object orientation. Just as C++ is the result of incorporating object oriented concepts into an existing programming language, the Semantic Web is the result of incorporating semantic concepts into the web technology platform that is defined by W3C standards, which include HTML, URI, HTTP etc. And likewise, j...