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Semantic Web for the Working Ontologist, 2nd Edition by James Hendler, Dean Allemang

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Semantic Data

In the Mongotel example, there is a list of hotels at the national park and another list of locations for hotels. The fact that these lists are intended to represent the presence of a hotel at a certain location is not explicit anywhere; this makes it difficult to maintain consistency between the two representations. In the example of the conference venue, the address appears only as text typeset on a page so that human beings can interpret it as an address. There is no explicit representation of the notion of an address or the parts that make up an address. In the case of the astronomy web page, there is no explicit representation of the status of an object as a planet. In all of these cases, the data describe the presentation ...

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