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    While this is intended for web content (it’s a collaboration between Google, Microsoft, and Yandex), it’s interesting as a general data-modeling project, too.

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      Each day we stray further from Codd’s light.

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        These seem like higher-level descriptions. I don’t see any reason you can’t use them in a relational DB after some straightforward normalization.

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        Somewhere, William Kent clenches his fist.