DFN TAG EXAMPLE

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<!doctype html>
<html>
    <head>
        <title>
            Example of dfn element
        </title>
    </head>
    <body>
        <p><dfn title="WWF">WWF</dfn> - The World Wide Fund for Nature is an international non-governmental organization founded in 1961, working in the field of wilderness preservation, and the reduction of human impact on the environment.</p> 
    </body>
</html>